#include <iostream> #include <vector> #include <cstdio> #include <sstream> #include <map> #include <string> #include <algorithm> #include <queue> #include <cmath> #include <set> using namespace std; vector<pair<long long, long long> > prime_factorization(long long N){ vector< pair<long long, long long> > ret; for(long long i=2; i*i<=N; i++){ long long tmp = 0; while(N%i==0){ tmp++; N/=i; } if(tmp>0){ ret.push_back( make_pair(i, tmp) ); } } if(N!=1){ ret.push_back( make_pair(N, 1) ); } return ret; } map<int,int> f(long long x){ map<int, int> v; for(int i=2; i<=x; i++){ auto fact = prime_factorization(i); for(int j=0; j<fact.size(); j++){ v[fact[j].first] += fact[j].second; } } return v; } long long mypow(long long x, long long y, long long MOD){ long long ret=1LL; while(y>0LL){ if(y&1LL) ret = (ret * x) % MOD; x = (x*x) % MOD; y >>= 1LL; } return ret; } int main(){ string s; cin >> s; map<int,int> ans = f(s.size()); vector<int> cnt(26,0); for(int i=0; i<s.size(); i++){ cnt[ s[i] - 'A' ]++; } for(int i=0; i<26; i++){ if(cnt[i] <= 1) continue; auto sub = f(cnt[i]); for(auto itr=sub.begin(); itr != sub.end(); itr++){ ans[itr->first] -= itr->second; } } long long ret = 1; for(auto itr=ans.begin(); itr!=ans.end(); itr++){ ret *= mypow(itr->first,itr->second,573); ret %= 573; } ret -= 1; if(ret < 0) ret += 573; ret %= 573; cout << ret << endl; return 0; }