56146816 has 32 divisors (see below), whose sum is σ = 122026680. Its totient is φ = 25520640.

The previous prime is 56146799. The next prime is 56146873. The reversal of 56146816 is 61864165.

It is a tau number, because it is divible by the number of its divisors (32).

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, 18531 + ... + 21346.

Almost surely, 2^56146816 is an apocalyptic number.

It is an amenable number.

56146816 is an abundant number, since it is smaller than the sum of its proper divisors (65879864).

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

56146816 is a wasteful number, since it uses less digits than its factorization.

56146816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39902 (or 39890 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 56146816 is about 7493.1179091217. The cubic root of 56146816 is about 382.9202887285.

The spelling of 56146816 in words is "fifty-six million, one hundred forty-six thousand, eight hundred sixteen".