56835516385 has 32 divisors (see below), whose sum is σ = 70644423168. Its totient is φ = 43868563200.

The previous prime is 56835516379. The next prime is 56835516391. The reversal of 56835516385 is 58361553865.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (56835516379) and next prime (56835516391).

It is not a de Polignac number, because 56835516385 - 2²⁷ = 56701298657 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10051219 + ... + 10056871.

It is an arithmetic number, because the mean of its divisors is an integer number (2207638224).

Almost surely, 2^56835516385 is an apocalyptic number.

It is an amenable number.

56835516385 is a deficient number, since it is larger than the sum of its proper divisors (13808906783).

56835516385 is a wasteful number, since it uses less digits than its factorization.

56835516385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6265.

The product of its digits is 12960000, while the sum is 55.

The spelling of 56835516385 in words is "fifty-six billion, eight hundred thirty-five million, five hundred sixteen thousand, three hundred eighty-five".