318611316 has 12 divisors (see below), whose sum is σ = 743426432. Its totient is φ = 106203768.

The previous prime is 318611309. The next prime is 318611327. The reversal of 318611316 is 613116813.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13275460 + ... + 13275483.

Almost surely, 2^318611316 is an apocalyptic number.

It is an amenable number.

318611316 is an abundant number, since it is smaller than the sum of its proper divisors (424815116).

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

318611316 is a wasteful number, since it uses less digits than its factorization.

318611316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26550950 (or 26550948 counting only the distinct ones).

The product of its digits is 2592, while the sum is 30.

The square root of 318611316 is about 17849.6867199399. The cubic root of 318611316 is about 682.9995205314. Note that the first 3 decimals are identical.

The spelling of 318611316 in words is "three hundred eighteen million, six hundred eleven thousand, three hundred sixteen".