156355644 has 12 divisors (see below), whose sum is σ = 364829864. Its totient is φ = 52118544.

The previous prime is 156355621. The next prime is 156355657. The reversal of 156355644 is 446553651.

156355644 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6514807 + ... + 6514830.

Almost surely, 2^156355644 is an apocalyptic number.

It is an amenable number.

156355644 is an abundant number, since it is smaller than the sum of its proper divisors (208474220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156355644 is a wasteful number, since it uses less digits than its factorization.

156355644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13029644 (or 13029642 counting only the distinct ones).

The product of its digits is 216000, while the sum is 39.

The square root of 156355644 is about 12504.2250459595. The cubic root of 156355644 is about 538.7300334796.

The spelling of 156355644 in words is "one hundred fifty-six million, three hundred fifty-five thousand, six hundred forty-four".