318627361338 has 72 divisors (see below), whose sum is σ = 758479567104. Its totient is φ = 89126500320.

The previous prime is 318627361333. The next prime is 318627361369. The reversal of 318627361338 is 833163726813.

It is a happy number.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (318627361333) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1175770 + ... + 1421157.

It is an arithmetic number, because the mean of its divisors is an integer number (10534438432).

Almost surely, 2^318627361338 is an apocalyptic number.

318627361338 is an abundant number, since it is smaller than the sum of its proper divisors (439852205766).

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

318627361338 is a wasteful number, since it uses less digits than its factorization.

318627361338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2596980 (or 2596956 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 51.

The spelling of 318627361338 in words is "three hundred eighteen billion, six hundred twenty-seven million, three hundred sixty-one thousand, three hundred thirty-eight".