316618508163 has 8 divisors (see below), whose sum is σ = 422171780368. Its totient is φ = 211072120704.

The previous prime is 316618508123. The next prime is 316618508189. The reversal of 316618508163 is 361805816613.

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

It is not a de Polignac number, because 316618508163 - 2¹³ = 316618499971 is a prime.

It is a super-2 number, since 2×316618508163² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316618508123) 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, 1612906 + ... + 1798527.

It is an arithmetic number, because the mean of its divisors is an integer number (52771472546).

Almost surely, 2^316618508163 is an apocalyptic number.

316618508163 is a deficient number, since it is larger than the sum of its proper divisors (105553272205).

316618508163 is a wasteful number, since it uses less digits than its factorization.

316618508163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3442373.

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 316618508163 in words is "three hundred sixteen billion, six hundred eighteen million, five hundred eight thousand, one hundred sixty-three".