n = int(input())

A = [i for i in range(1, n+1) if n % i == 0]
ans = []
for i in range(len(A)):
    for j in range(i, len(A)):
        if A[i] * A[j] == n:
            ans.append([A[i], A[j]])

t = 0                       
for k, v in ans:
    a = str(k) + str(v)
    if a == a[::-1]:
        t += 1
    else:
        t += 2

print(t)