316518448382477 has 32 divisors (see below), whose sum is σ = 358960542796800. Its totient is φ = 276487459776000.

The previous prime is 316518448382471. The next prime is 316518448382567. The reversal of 316518448382477 is 774283844815613.

It is not a de Polignac number, because 316518448382477 - 2²⁰ = 316518447333901 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 316518448382477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316518448382471) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131981993 + ... + 134358785.

It is an arithmetic number, because the mean of its divisors is an integer number (11217516962400).

Almost surely, 2^{316518448382477} is an apocalyptic number.

It is an amenable number.

316518448382477 is a deficient number, since it is larger than the sum of its proper divisors (42442094414323).

316518448382477 is a wasteful number, since it uses less digits than its factorization.

316518448382477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2379605.

The product of its digits is 867041280, while the sum is 71.

The spelling of 316518448382477 in words is "three hundred sixteen trillion, five hundred eighteen billion, four hundred forty-eight million, three hundred eighty-two thousand, four hundred seventy-seven".