#ifdef LOCAL111
	#define _GLIBCXX_DEBUG
#else
	#define NDEBUG
#endif
#include <bits/stdc++.h>
const int INF = 1e9;
using namespace std;
template<typename T, typename U> ostream& operator<< (ostream& os, const pair<T,U>& p) { cout << '(' << p.first << ' ' << p.second << ')'; return os; }

#define endl '\n'
#define ALL(a)  (a).begin(),(a).end()
#define SZ(a) int((a).size())
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define RFOR(i,a,b) for (int i=(b)-1;i>=(a);i--)
#define REP(i,n)  FOR(i,0,n)
#define RREP(i,n) for (int i=(n)-1;i>=0;i--)
#ifdef LOCAL111
	#define DEBUG(x) cout<<#x<<": "<<(x)<<endl
	template<typename T> void dpite(T a, T b){ for(T ite = a; ite != b; ite++) cout << (ite == a ? "" : " ") << *ite; cout << endl;}
#else
	#define DEBUG(x) true
	template<typename T> void dpite(T a, T b){ return; }
#endif
#define F first
#define S second
#define SNP string::npos
#define WRC(hoge) cout << "Case #" << (hoge)+1 << ": "
template<typename T> void pite(T a, T b){ for(T ite = a; ite != b; ite++) cout << (ite == a ? "" : " ") << *ite; cout << endl;}
template<typename T> bool chmax(T& a, T b){if(a < b){a = b; return true;} return false;}
template<typename T> bool chmin(T& a, T b){if(a > b){a = b; return true;} return false;}

typedef long long int LL;
typedef unsigned long long ULL;
typedef pair<int,int> P;
typedef pair<LL,LL> LP;

void ios_init(){
	//cout.setf(ios::fixed);
	//cout.precision(12);
#ifdef LOCAL111
	return;
#endif
	ios::sync_with_stdio(false); cin.tie(0);	
}

template <typename T>
long long gcd(T x, T y){
	return y==0 ? x : gcd(y, x%y);
}

LL sti(string s){
	LL res = 0;
	REP(i,SZ(s)){
		res *= 10;
		res += s[i]-'0';
	}
	return res;
}

int main()
{
	ios_init();
	string s;
	while(cin >> s){
		sort(ALL(s));
		if(SZ(s) < 10){
			LL g = sti(s);
			do{
				g = gcd(g,sti(s));
			}while(next_permutation(ALL(s)));
			cout << g << endl;
		}else{
			bool f = true;
			char h = s[0];
			REP(i,SZ(s)){
				if(h != s[i]){
					f = false;
				}
			}
			if(f){
				cout << s << endl;
				continue;
			}

			f = true;
			LL ans = 1;
			{
				bool ff = false;
				REP(i,SZ(s)){
					if((s[i]-'0')%2 != 0){
						f = false;
					}
					if((s[i]-'0')%4 != 0){
						ff = false;
					}
				}
				if(ff) ans *= 4;
				else if(f) ans  *= 2;
			}

			{
				LL sum = 0;
				REP(i,SZ(s)){
					sum += s[i]-'0';
				}
				if(sum%9 == 0){
					ans *= 9;
				}else if(sum%3 == 0){
					ans *= 3;
				}
			}
			f = true;
			REP(i,SZ(s)){
				if(s[i] != '0' and s[i] != '5'){
					f = false;
				}
			}
			if(f) ans *= 5;
			f = true;
			cout << ans << endl;
		}
	}
	return 0;
}