316627668 has 72 divisors (see below), whose sum is σ = 916773312. Its totient is φ = 90260352.

The previous prime is 316627667. The next prime is 316627679. The reversal of 316627668 is 866726613.

316627668 is a `hidden beast` number, since 3 + 16 + 627 + 6 + 6 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316627667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136696 + ... + 138992.

Almost surely, 2^316627668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 316627668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (458386656).

316627668 is an abundant number, since it is smaller than the sum of its proper divisors (600145644).

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

316627668 is a wasteful number, since it uses less digits than its factorization.

316627668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2861 (or 2856 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 316627668 is about 17794.0346183770. The cubic root of 316627668 is about 681.5791356521.

The spelling of 316627668 in words is "three hundred sixteen million, six hundred twenty-seven thousand, six hundred sixty-eight".