56159956 has 12 divisors (see below), whose sum is σ = 98824180. Its totient is φ = 27924480.

The previous prime is 56159927. The next prime is 56159977. The reversal of 56159956 is 65995165.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9511056 + 46648900 = 3084^2 + 6830^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38061 + ... + 39508.

Almost surely, 2^56159956 is an apocalyptic number.

It is an amenable number.

56159956 is a deficient number, since it is larger than the sum of its proper divisors (42664224).

56159956 is a wasteful number, since it uses less digits than its factorization.

56159956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77754 (or 77752 counting only the distinct ones).

The product of its digits is 364500, while the sum is 46.

The square root of 56159956 is about 7493.9946623947. The cubic root of 56159956 is about 382.9501579208.

The spelling of 56159956 in words is "fifty-six million, one hundred fifty-nine thousand, nine hundred fifty-six".