316678668 has 48 divisors (see below), whose sum is σ = 757983744. Its totient is φ = 102856000.

The previous prime is 316678667. The next prime is 316678693. The reversal of 316678668 is 866876613.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 316678668.

It is not an unprimeable number, because it can be changed into a prime (316678667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140446 + ... + 142682.

It is an arithmetic number, because the mean of its divisors is an integer number (15791328).

Almost surely, 2^316678668 is an apocalyptic number.

It is an amenable number.

316678668 is an abundant number, since it is smaller than the sum of its proper divisors (441305076).

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

316678668 is a wasteful number, since it uses less digits than its factorization.

316678668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2542 (or 2540 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 51.

The square root of 316678668 is about 17795.4676252129. The cubic root of 316678668 is about 681.6157282320.

The spelling of 316678668 in words is "three hundred sixteen million, six hundred seventy-eight thousand, six hundred sixty-eight".