318130617057 has 32 divisors (see below), whose sum is σ = 484246287360. Its totient is φ = 183891913920.

The previous prime is 318130617047. The next prime is 318130617067. The reversal of 318130617057 is 750716031813.

It is an interprime number because it is at equal distance from previous prime (318130617047) and next prime (318130617067).

It is not a de Polignac number, because 318130617057 - 2⁷ = 318130616929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (318130617017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 340582 + ... + 867327.

It is an arithmetic number, because the mean of its divisors is an integer number (15132696480).

Almost surely, 2^318130617057 is an apocalyptic number.

It is an amenable number.

318130617057 is a deficient number, since it is larger than the sum of its proper divisors (166115670303).

318130617057 is a wasteful number, since it uses less digits than its factorization.

318130617057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208293.

The product of its (nonzero) digits is 105840, while the sum is 42.

The spelling of 318130617057 in words is "three hundred eighteen billion, one hundred thirty million, six hundred seventeen thousand, fifty-seven".