513252460136534 has 16 divisors (see below), whose sum is σ = 815174798766768. Its totient is φ = 241527865243392.

The previous prime is 513252460136519. The next prime is 513252460136573. The reversal of 513252460136534 is 435631064252315.

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, 81424247 + ... + 87500930.

It is an arithmetic number, because the mean of its divisors is an integer number (50948424922923).

Almost surely, 2^{513252460136534} is an apocalyptic number.

513252460136534 is a deficient number, since it is larger than the sum of its proper divisors (301922338630234).

513252460136534 is a wasteful number, since it uses less digits than its factorization.

513252460136534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169014559.

The product of its (nonzero) digits is 7776000, while the sum is 50.

The spelling of 513252460136534 in words is "five hundred thirteen trillion, two hundred fifty-two billion, four hundred sixty million, one hundred thirty-six thousand, five hundred thirty-four".