316857630293931 has 8 divisors (see below), whose sum is σ = 423104592014800. Its totient is φ = 210924544384512.

The previous prime is 316857630293927. The next prime is 316857630293947. The reversal of 316857630293931 is 139392036758613.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 316857630293931 - 2² = 316857630293927 is a prime.

It is a super-3 number, since 3×316857630293931³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316857630793931) 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, 78468950506 + ... + 78468954543.

It is an arithmetic number, because the mean of its divisors is an integer number (52888074001850).

Almost surely, 2^{316857630293931} is an apocalyptic number.

316857630293931 is a deficient number, since it is larger than the sum of its proper divisors (106246961720869).

316857630293931 is a wasteful number, since it uses less digits than its factorization.

316857630293931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156937905725.

The product of its (nonzero) digits is 132269760, while the sum is 66.

The spelling of 316857630293931 in words is "three hundred sixteen trillion, eight hundred fifty-seven billion, six hundred thirty million, two hundred ninety-three thousand, nine hundred thirty-one".