318856998334 has 16 divisors (see below), whose sum is σ = 548557242336. Its totient is φ = 136166688000.

The previous prime is 318856998241. The next prime is 318856998337. The reversal of 318856998334 is 433899658813.

It is a self number, because there is not a number n which added to its sum of digits gives 318856998334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318856998337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40521867 + ... + 40529734.

It is an arithmetic number, because the mean of its divisors is an integer number (34284827646).

Almost surely, 2^318856998334 is an apocalyptic number.

318856998334 is a deficient number, since it is larger than the sum of its proper divisors (229700244002).

318856998334 is a wasteful number, since it uses less digits than its factorization.

318856998334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81051891.

The product of its digits is 134369280, while the sum is 67.

The spelling of 318856998334 in words is "three hundred eighteen billion, eight hundred fifty-six million, nine hundred ninety-eight thousand, three hundred thirty-four".