315716955477 has 72 divisors (see below), whose sum is σ = 538578256608. Its totient is φ = 163907916480.

The previous prime is 315716955461. The next prime is 315716955527. The reversal of 315716955477 is 774559617513.

It is not a de Polignac number, because 315716955477 - 2⁴ = 315716955461 is a prime.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 315716955477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315716955577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 35338303 + ... + 35347235.

It is an arithmetic number, because the mean of its divisors is an integer number (7480253564).

Almost surely, 2^315716955477 is an apocalyptic number.

It is an amenable number.

315716955477 is a deficient number, since it is larger than the sum of its proper divisors (222861301131).

315716955477 is a wasteful number, since it uses less digits than its factorization.

315716955477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10959 (or 10941 counting only the distinct ones).

The product of its digits is 27783000, while the sum is 60.

The spelling of 315716955477 in words is "three hundred fifteen billion, seven hundred sixteen million, nine hundred fifty-five thousand, four hundred seventy-seven".