513165453232 has 20 divisors (see below), whose sum is σ = 1006237081080. Its totient is φ = 253491367808.

The previous prime is 513165453221. The next prime is 513165453257. The reversal of 513165453232 is 232354561315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193208557 + ... + 193211212.

It is an arithmetic number, because the mean of its divisors is an integer number (50311854054).

Almost surely, 2^513165453232 is an apocalyptic number.

It is an amenable number.

513165453232 is a deficient number, since it is larger than the sum of its proper divisors (493071627848).

513165453232 is a wasteful number, since it uses less digits than its factorization.

513165453232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386419860 (or 386419854 counting only the distinct ones).

The product of its digits is 324000, while the sum is 40.

The spelling of 513165453232 in words is "five hundred thirteen billion, one hundred sixty-five million, four hundred fifty-three thousand, two hundred thirty-two".