513677493779136 has 56 divisors (see below), whose sum is σ = 1384748526889584. Its totient is φ = 167995155194880.

The previous prime is 513677493779069. The next prime is 513677493779161. The reversal of 513677493779136 is 631977394776315.

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, 25239646555 + ... + 25239666906.

Almost surely, 2^{513677493779136} is an apocalyptic number.

It is an amenable number.

513677493779136 is an abundant number, since it is smaller than the sum of its proper divisors (871071033110448).

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

513677493779136 is a wasteful number, since it uses less digits than its factorization.

513677493779136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50479313529 (or 50479313519 counting only the distinct ones).

The product of its digits is 3780710640, while the sum is 78.

The spelling of 513677493779136 in words is "five hundred thirteen trillion, six hundred seventy-seven billion, four hundred ninety-three million, seven hundred seventy-nine thousand, one hundred thirty-six".