#include <bits/stdc++.h>

int nCr[1024][1024];

void init_nCr() {
  nCr[0][0] = 1;
  for(int i = 1; i < 1024; ++i) {
    nCr[i][0] = nCr[i][i] = 1;
    for(int j = 1; j < i; ++j) {
      nCr[i][j] = (nCr[i-1][j-1] + nCr[i-1][j]) % 573;
    }
  }
}

int main() {
  init_nCr();
  int count[26] = {};
  char buf[1024];
  scanf("%s", buf);
  int n = strlen(buf);
  for(int i = 0; i < n; ++i) {
    count[buf[i]-'A'] += 1;
  }
  int rem = n;
  int res = 1;
  for(int i = 0; i < 26; ++i) {
    res = (res * nCr[rem][count[i]]) % 573;
    rem -= count[i];
  }
  printf("%d\n", (res + 573 - 1) % 573);
  
  return 0;
}