56395990366 has 16 divisors (see below), whose sum is σ = 89594452080. Its totient is φ = 26532074880.

The previous prime is 56395990351. The next prime is 56395990381. The reversal of 56395990366 is 66309959365.

56395990366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (56395990351) and next prime (56395990381).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97500 + ... + 349711.

It is an arithmetic number, because the mean of its divisors is an integer number (5599653255).

Almost surely, 2^56395990366 is an apocalyptic number.

56395990366 is a deficient number, since it is larger than the sum of its proper divisors (33198461714).

56395990366 is a wasteful number, since it uses less digits than its factorization.

56395990366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450939.

The product of its (nonzero) digits is 35429400, while the sum is 61.

The spelling of 56395990366 in words is "fifty-six billion, three hundred ninety-five million, nine hundred ninety thousand, three hundred sixty-six".