#include <iostream>
#include <string>
#include <algorithm>
#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <iomanip>
#include <cmath>
#include <stdio.h>
#include <queue>
#include <deque>
#include <cstdio>
#include <set>
#include <map>
#include <bitset>
#include <stack>
#include <cctype>
using namespace std;
long long co[30] = {};
long long a[1010][1010];
int main() {
	string s;
	cin >> s;
	long long n = s.size();
	for (int i = 0; i < n; i++) {
		co[int(s[i] - 'A')]++;
	}
	long long ans = 1;
	for (int i = 0; i < 1010; i++) {
		for (int j = 0; j <= i; j++) {
			if (j == 0) {
				a[i][j] = 1;
			}
			else {
				a[i][j] = (a[i - 1][j] + a[i - 1][j - 1]) % 573;
			}
		}
	}
	for (int i = 0; i < 26; i++) {
		ans *= a[n][co[i]];
		n -= co[i];
		ans %= 573;
	}
	ans--;
	if (ans < 0) {
		ans += 573;
	}
	cout << ans << endl;
}