316640164 has 24 divisors (see below), whose sum is σ = 588107520. Its totient is φ = 148653696.

The previous prime is 316640141. The next prime is 316640167. The reversal of 316640164 is 461046613.

It is not an unprimeable number, because it can be changed into a prime (316640167) 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, 24549 + ... + 35155.

It is an arithmetic number, because the mean of its divisors is an integer number (24504480).

Almost surely, 2^316640164 is an apocalyptic number.

316640164 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

316640164 is a deficient number, since it is larger than the sum of its proper divisors (271467356).

316640164 is a wasteful number, since it uses less digits than its factorization.

316640164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11067 (or 11065 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 316640164 is about 17794.3857438238. The cubic root of 316640164 is about 681.5881019151.

Adding to 316640164 its reverse (461046613), we get a palindrome (777686777).

The spelling of 316640164 in words is "three hundred sixteen million, six hundred forty thousand, one hundred sixty-four".