616011656 has 16 divisors (see below), whose sum is σ = 1243869900. Its totient is φ = 284313024.

The previous prime is 616011623. The next prime is 616011701. The reversal of 616011656 is 656110616.

616011656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 613354756 + 2656900 = 24766^2 + 1630^2 .

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, 2961491 + ... + 2961698.

Almost surely, 2^616011656 is an apocalyptic number.

It is an amenable number.

616011656 is an abundant number, since it is smaller than the sum of its proper divisors (627858244).

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

616011656 is a wasteful number, since it uses less digits than its factorization.

616011656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5923208 (or 5923204 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 616011656 is about 24819.5821076826. The cubic root of 616011656 is about 850.8695396952.

The spelling of 616011656 in words is "six hundred sixteen million, eleven thousand, six hundred fifty-six".