315520045524640 has 96 divisors (see below), whose sum is σ = 861015397040064. Its totient is φ = 107985470115840.

The previous prime is 315520045524583. The next prime is 315520045524643. The reversal of 315520045524640 is 46425540025513.

It is not an unprimeable number, because it can be changed into a prime (315520045524643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5272698114 + ... + 5272757953.

It is an arithmetic number, because the mean of its divisors is an integer number (8968910385834).

Almost surely, 2^{315520045524640} is an apocalyptic number.

It is an amenable number.

315520045524640 is an abundant number, since it is smaller than the sum of its proper divisors (545495351515424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

315520045524640 is a wasteful number, since it uses less digits than its factorization.

315520045524640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10545456110 (or 10545456102 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 46.

The spelling of 315520045524640 in words is "three hundred fifteen trillion, five hundred twenty billion, forty-five million, five hundred twenty-four thousand, six hundred forty".