513216532460 has 24 divisors (see below), whose sum is σ = 1080860654160. Its totient is φ = 204695006144.

The previous prime is 513216532457. The next prime is 513216532627. The reversal of 513216532460 is 64235612315.

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, 36968315 + ... + 36982194.

It is an arithmetic number, because the mean of its divisors is an integer number (45035860590).

Almost surely, 2^513216532460 is an apocalyptic number.

It is an amenable number.

513216532460 is an abundant number, since it is smaller than the sum of its proper divisors (567644121700).

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

513216532460 is a wasteful number, since it uses less digits than its factorization.

513216532460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73950865 (or 73950863 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 513216532460 in words is "five hundred thirteen billion, two hundred sixteen million, five hundred thirty-two thousand, four hundred sixty".