#include <bits/stdc++.h>

using namespace std;

void fast_io() {
	ios::sync_with_stdio(false);
	std::cin.tie(nullptr);
}

#include <atcoder/modint>
using mint = atcoder::modint998244353;
mint fact[500001], inv_fact[500001];
void init() {
	fact[0] = 1;
	for (int i = 1; i < 500001; ++i) {
		fact[i] = fact[i - 1] * i;
	}
	inv_fact[500000] = fact[500000].inv();
	for (int i = 499999; i >= 0; --i) {
		inv_fact[i] = inv_fact[i + 1] * (i + 1);
	}
}
int main() {
	fast_io();
	init();
	string n;
	cin >> n;
	int cnt[10] = {};
	for (char c : n) {
		cnt[c - '0']++;
	}
	int len = n.size();
	mint p1 = fact[len], p2 = fact[len - 1];
	for (int i = 0; i < 10; i++) {
		p1 *= inv_fact[cnt[i]];
		if (i == 0 && cnt[i] > 0) {
			p2 *= inv_fact[cnt[i] - 1];
		}
	}
	if (cnt[0] == 0) {
		cout << p1.val() << endl;
	} else {
		mint ans = p1 - p2;
		cout << ans.val() << endl;
	}
}