/* -*- coding: utf-8 -*-
 *
 * 171.cc: No.171 スワップ文字列(Med) - yukicoder
 */

#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<iostream>
#include<string>
#include<vector>
#include<map>
#include<set>
#include<stack>
#include<list>
#include<queue>
#include<deque>
#include<algorithm>
#include<numeric>
#include<utility>
#include<complex>
#include<functional>
 
using namespace std;

/* constant */

const int MAX_N = 1000;
const int MOD = 573;

/* typedef */

/* global variables */

int cs[26], combs[MAX_N + 1][MAX_N + 1];

/* subroutines */

/* main */

int main() {
  string s;
  cin >> s;

  int n = s.size();
  for (int i = 0; i < n; i++) cs[s[i] - 'A']++;
  //for (int i = 0; i < 26; i++) printf("%d ", cs[i]); putchar('\n');

  for (int i = 0; i <= n; i++) {
    combs[i][0] = combs[i][i] = 1;
    for (int j = 1; j < i; j++)
      combs[i][j] = (combs[i - 1][j - 1] + combs[i - 1][j]) % MOD;
  }

  int cnt = 1;
  for (int i = 0; n > 0 && i < 26; i++)
    if (cs[i] > 0) {
      cnt = (cnt * combs[n][cs[i]]) % MOD;
      n -= cs[i];
    }

  printf("%d\n", (cnt + MOD - 1) % MOD);
  return 0;
}