56856178358 has 32 divisors (see below), whose sum is σ = 99813517056. Its totient is φ = 23781387168.

The previous prime is 56856178331. The next prime is 56856178369. The reversal of 56856178358 is 85387165865.

It is a self number, because there is not a number n which added to its sum of digits gives 56856178358.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 735560 + ... + 809172.

It is an arithmetic number, because the mean of its divisors is an integer number (3119172408).

Almost surely, 2^56856178358 is an apocalyptic number.

56856178358 is a deficient number, since it is larger than the sum of its proper divisors (42957338698).

56856178358 is a wasteful number, since it uses less digits than its factorization.

56856178358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74948.

The product of its digits is 48384000, while the sum is 62.

The spelling of 56856178358 in words is "fifty-six billion, eight hundred fifty-six million, one hundred seventy-eight thousand, three hundred fifty-eight".