318677867664 has 60 divisors (see below), whose sum is σ = 891449501616. Its totient is φ = 98054726016.

The previous prime is 318677867663. The next prime is 318677867687. The reversal of 318677867664 is 466768776813.

It is not an unprimeable number, because it can be changed into a prime (318677867663) 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 11 ways as a sum of consecutive naturals, for example, 19634262 + ... + 19650485.

Almost surely, 2^318677867664 is an apocalyptic number.

It is an amenable number.

318677867664 is an abundant number, since it is smaller than the sum of its proper divisors (572771633952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

318677867664 is a wasteful number, since it uses less digits than its factorization.

318677867664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39284784 (or 39284765 counting only the distinct ones).

The product of its digits is 341397504, while the sum is 69.

The spelling of 318677867664 in words is "three hundred eighteen billion, six hundred seventy-seven million, eight hundred sixty-seven thousand, six hundred sixty-four".