512132054520 has 64 divisors (see below), whose sum is σ = 1573869255840. Its totient is φ = 133237606400.

The previous prime is 512132054471. The next prime is 512132054531. The reversal of 512132054520 is 25450231215.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52041021 + ... + 52050860.

Almost surely, 2^512132054520 is an apocalyptic number.

It is an amenable number.

512132054520 is an abundant number, since it is smaller than the sum of its proper divisors (1061737201320).

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

512132054520 is a wasteful number, since it uses less digits than its factorization.

512132054520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104091936 (or 104091932 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 512132054520 its reverse (25450231215), we get a palindrome (537582285735).

The spelling of 512132054520 in words is "five hundred twelve billion, one hundred thirty-two million, fifty-four thousand, five hundred twenty".