56307852317 has 16 divisors (see below), whose sum is σ = 57690420480. Its totient is φ = 54933308928.

The previous prime is 56307852313. The next prime is 56307852371. The reversal of 56307852317 is 71325870365.

It is a cyclic number.

It is not a de Polignac number, because 56307852317 - 2² = 56307852313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56307852313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26953409 + ... + 26955497.

It is an arithmetic number, because the mean of its divisors is an integer number (3605651280).

Almost surely, 2^56307852317 is an apocalyptic number.

It is an amenable number.

56307852317 is a deficient number, since it is larger than the sum of its proper divisors (1382568163).

56307852317 is a wasteful number, since it uses less digits than its factorization.

56307852317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3700.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 56307852317 in words is "fifty-six billion, three hundred seven million, eight hundred fifty-two thousand, three hundred seventeen".