318630084532 has 12 divisors (see below), whose sum is σ = 557763782436. Its totient is φ = 159269003840.

The previous prime is 318630084529. The next prime is 318630084571. The reversal of 318630084532 is 235480036813.

It can be written as a sum of positive squares in 2 ways, for example, as 75379898916 + 243250185616 = 274554^2 + 493204^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11494033 + ... + 11521720.

It is an arithmetic number, because the mean of its divisors is an integer number (46480315203).

Almost surely, 2^318630084532 is an apocalyptic number.

It is an amenable number.

318630084532 is a deficient number, since it is larger than the sum of its proper divisors (239133697904).

318630084532 is a wasteful number, since it uses less digits than its factorization.

318630084532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23019218 (or 23019216 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 318630084532 in words is "three hundred eighteen billion, six hundred thirty million, eighty-four thousand, five hundred thirty-two".