315561636346023 has 72 divisors (see below), whose sum is σ = 464261110513200. Its totient is φ = 206544222743040.

The previous prime is 315561636345997. The next prime is 315561636346057. The reversal of 315561636346023 is 320643636165513.

315561636346023 is a `hidden beast` number, since 3 + 1 + 5 + 5 + 61 + 63 + 63 + 460 + 2 + 3 = 666.

It is not a de Polignac number, because 315561636346023 - 2¹⁶ = 315561636280487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315561636346123) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 58232445408 + ... + 58232450826.

It is an arithmetic number, because the mean of its divisors is an integer number (6448070979350).

Almost surely, 2^{315561636346023} is an apocalyptic number.

315561636346023 is a deficient number, since it is larger than the sum of its proper divisors (148699474167177).

315561636346023 is a wasteful number, since it uses less digits than its factorization.

315561636346023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8433 (or 8369 counting only the distinct ones).

The product of its (nonzero) digits is 20995200, while the sum is 54.

The spelling of 315561636346023 in words is "three hundred fifteen trillion, five hundred sixty-one billion, six hundred thirty-six million, three hundred forty-six thousand, twenty-three".