N = int(input())
MOD = 998244353
sieve = [1] * (N)
sieve[0] = 0
sieve[1] = 0
P = []
for i in range(2, N):
    if sieve[i] == 1:
        P.append(i)
        for j in range(i * i, N, i):
            sieve[j] = 0

ans = 1
for p in P:
    pprod = p
    while pprod * p <= N - 1:
        pprod *= p
    tmp = N - pprod
    while tmp % p == 0:
        tmp //= p
        pprod *= p
    ans = (ans * pprod) % MOD
print(ans)