318116668 has 24 divisors (see below), whose sum is σ = 578224640. Its totient is φ = 152973360.

The previous prime is 318116627. The next prime is 318116719. The reversal of 318116668 is 866611813.

It is a self number, because there is not a number n which added to its sum of digits gives 318116668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12343 + ... + 28081.

Almost surely, 2^318116668 is an apocalyptic number.

It is an amenable number.

318116668 is a deficient number, since it is larger than the sum of its proper divisors (260107972).

318116668 is a wasteful number, since it uses less digits than its factorization.

318116668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15937 (or 15935 counting only the distinct ones).

The product of its digits is 41472, while the sum is 40.

The square root of 318116668 is about 17835.8254084301. The cubic root of 318116668 is about 682.6458823976.

The spelling of 318116668 in words is "three hundred eighteen million, one hundred sixteen thousand, six hundred sixty-eight".