def factorization(N):#素因数分解√N
    arr = []
    temp = N
    for i in range(2, int(-(-N**0.5//1))+1):
        if temp%i==0:
            cnt=0
            while temp%i==0:
                cnt+=1
                temp //= i
            arr.append([i, cnt])
    if temp!=1:
        arr.append([temp, 1])
    if arr==[]:
        arr.append([N, 1])
    return arr #[素因数、個数]

S = list(input())
if S == ['1']:
    print(0)
    exit()
Np = len(S)-1
cnt = 0
for i in range(2**Np):
    ls = [S[0]]
    for j in range(Np):
        if (i >> j) & 1:
            ls.append('+')
        ls.append(S[1+j])
    ar = factorization(eval(''.join(ls)))
    if len(ar) == 1 and ar[0][1]==1:
        cnt += 1
print(cnt)