513536715344 has 20 divisors (see below), whose sum is σ = 1047344617440. Its totient is φ = 243254233440.

The previous prime is 513536715281. The next prime is 513536715383. The reversal of 513536715344 is 443517635315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 844632452 + ... + 844633059.

It is an arithmetic number, because the mean of its divisors is an integer number (52367230872).

Almost surely, 2^513536715344 is an apocalyptic number.

It is an amenable number.

513536715344 is an abundant number, since it is smaller than the sum of its proper divisors (533807902096).

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

513536715344 is a wasteful number, since it uses less digits than its factorization.

513536715344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689265538 (or 1689265532 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 47.

The spelling of 513536715344 in words is "five hundred thirteen billion, five hundred thirty-six million, seven hundred fifteen thousand, three hundred forty-four".