512130903872 has 56 divisors (see below), whose sum is σ = 1161635935296. Its totient is φ = 219447595008.

The previous prime is 512130903863. The next prime is 512130903899. The reversal of 512130903872 is 278309031215.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2645123 + ... + 2832125.

Almost surely, 2^512130903872 is an apocalyptic number.

It is an amenable number.

512130903872 is an abundant number, since it is smaller than the sum of its proper divisors (649505031424).

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

512130903872 is a wasteful number, since it uses less digits than its factorization.

512130903872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193135 (or 193125 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 512130903872 in words is "five hundred twelve billion, one hundred thirty million, nine hundred three thousand, eight hundred seventy-two".