156552556 has 24 divisors (see below), whose sum is σ = 286085520. Its totient is φ = 74864832.

The previous prime is 156552553. The next prime is 156552563. The reversal of 156552556 is 655255651.

156552556 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (156552553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6106 + ... + 18718.

It is an arithmetic number, because the mean of its divisors is an integer number (11920230).

Almost surely, 2^156552556 is an apocalyptic number.

It is an amenable number.

156552556 is a deficient number, since it is larger than the sum of its proper divisors (129532964).

156552556 is a wasteful number, since it uses less digits than its factorization.

156552556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12753 (or 12751 counting only the distinct ones).

The product of its digits is 225000, while the sum is 40.

The square root of 156552556 is about 12512.0963870968. The cubic root of 156552556 is about 538.9560948354.

The spelling of 156552556 in words is "one hundred fifty-six million, five hundred fifty-two thousand, five hundred fifty-six".