318651276068 has 12 divisors (see below), whose sum is σ = 557646039132. Its totient is φ = 159323836320.

The previous prime is 318651276043. The next prime is 318651276089. The reversal of 318651276068 is 860672156813.

It can be written as a sum of positive squares in 2 ways, for example, as 176810158144 + 141841117924 = 420488^2 + 376618^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3143 + ... + 798318.

It is an arithmetic number, because the mean of its divisors is an integer number (46470503261).

Almost surely, 2^318651276068 is an apocalyptic number.

It is an amenable number.

318651276068 is a deficient number, since it is larger than the sum of its proper divisors (238994763064).

318651276068 is a wasteful number, since it uses less digits than its factorization.

318651276068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900862 (or 900860 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 318651276068 in words is "three hundred eighteen billion, six hundred fifty-one million, two hundred seventy-six thousand, sixty-eight".