56560016 has 10 divisors (see below), whose sum is σ = 109585062. Its totient is φ = 28280000.

The previous prime is 56559989. The next prime is 56560057. The reversal of 56560016 is 61006565.

It can be written as a sum of positive squares in only one way, i.e., 56310016 + 250000 = 7504^2 + 500^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1767485 + ... + 1767516.

Almost surely, 2^56560016 is an apocalyptic number.

It is an amenable number.

56560016 is a deficient number, since it is larger than the sum of its proper divisors (53025046).

56560016 is a wasteful number, since it uses less digits than its factorization.

56560016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535009 (or 3535003 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 56560016 is about 7520.6393345247. The cubic root of 56560016 is about 383.8573327075.

The spelling of 56560016 in words is "fifty-six million, five hundred sixty thousand, sixteen".