56065816 has 16 divisors (see below), whose sum is σ = 108748800. Its totient is φ = 27066144.

The previous prime is 56065781. The next prime is 56065837. The reversal of 56065816 is 61856065.

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, 120600 + ... + 121063.

It is an arithmetic number, because the mean of its divisors is an integer number (6796800).

Almost surely, 2^56065816 is an apocalyptic number.

It is an amenable number.

56065816 is a deficient number, since it is larger than the sum of its proper divisors (52682984).

56065816 is a wasteful number, since it uses less digits than its factorization.

56065816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241698 (or 241694 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 56065816 is about 7487.7109986965. The cubic root of 56065816 is about 382.7360605872.

The spelling of 56065816 in words is "fifty-six million, sixty-five thousand, eight hundred sixteen".