56400156 has 36 divisors (see below), whose sum is σ = 143080392. Its totient is φ = 18732384.

The previous prime is 56400137. The next prime is 56400167. The reversal of 56400156 is 65100465.

It is a happy number.

56400156 is a `hidden beast` number, since 5 + 640 + 0 + 15 + 6 = 666.

56400156 is digitally balanced in base 2, 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 (36).

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 11 ways as a sum of consecutive naturals, for example, 7875 + ... + 13221.

Almost surely, 2^56400156 is an apocalyptic number.

It is an amenable number.

56400156 is an abundant number, since it is smaller than the sum of its proper divisors (86680236).

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

56400156 is a wasteful number, since it uses less digits than its factorization.

56400156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5650 (or 5645 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 56400156 is about 7510.0037283613. The cubic root of 56400156 is about 383.4953494515.

The spelling of 56400156 in words is "fifty-six million, four hundred thousand, one hundred fifty-six".