54521235315 has 24 divisors (see below), whose sum is σ = 96701233200. Its totient is φ = 28401758784.

The previous prime is 54521235239. The next prime is 54521235359. The reversal of 54521235315 is 51353212545.

54521235315 is a `hidden beast` number, since 54 + 52 + 1 + 23 + 531 + 5 = 666.

54521235315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54521235315 - 2¹⁴ = 54521218931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54521235315.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14086240 + ... + 14090109.

It is an arithmetic number, because the mean of its divisors is an integer number (4029218050).

Almost surely, 2^54521235315 is an apocalyptic number.

54521235315 is a deficient number, since it is larger than the sum of its proper divisors (42179997885).

54521235315 is a wasteful number, since it uses less digits than its factorization.

54521235315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28176403 (or 28176400 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The spelling of 54521235315 in words is "fifty-four billion, five hundred twenty-one million, two hundred thirty-five thousand, three hundred fifteen".