316155857313 has 24 divisors (see below), whose sum is σ = 432165464640. Its totient is φ = 205568167200.

The previous prime is 316155857293. The next prime is 316155857323. The reversal of 316155857313 is 313758551613.

It is not a de Polignac number, because 316155857313 - 2³² = 311860890017 is a prime.

It is a super-2 number, since 2×316155857313² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (316155857323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1243948 + ... + 1476386.

It is an arithmetic number, because the mean of its divisors is an integer number (18006894360).

Almost surely, 2^316155857313 is an apocalyptic number.

It is an amenable number.

316155857313 is a deficient number, since it is larger than the sum of its proper divisors (116009607327).

316155857313 is a wasteful number, since it uses less digits than its factorization.

316155857313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232677 (or 232610 counting only the distinct ones).

The product of its digits is 1134000, while the sum is 48.

The spelling of 316155857313 in words is "three hundred sixteen billion, one hundred fifty-five million, eight hundred fifty-seven thousand, three hundred thirteen".