N = int(input()) num = 0 a = 1 d = [] while a**2 < N: if N%a == 0: num += 2 b = str(a) c = str(N//a) if b+c == c+b: num -= 1 if b+c in d: num -= 1 if c+b in d: num -= 1 d.append(b+c) d.append(c+b) a += 1 if a**2 == N: num += 1 print(num)