513641455235632 has 40 divisors (see below), whose sum is σ = 995471678172384. Its totient is φ = 256745541771264.

The previous prime is 513641455235621. The next prime is 513641455235683. The reversal of 513641455235632 is 236532554146315.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

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, 3203311653 + ... + 3203471995.

Almost surely, 2^{513641455235632} is an apocalyptic number.

It is an amenable number.

513641455235632 is a deficient number, since it is larger than the sum of its proper divisors (481830222936752).

513641455235632 is a wasteful number, since it uses less digits than its factorization.

513641455235632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217717 (or 217711 counting only the distinct ones).

The product of its digits is 38880000, while the sum is 55.

The spelling of 513641455235632 in words is "five hundred thirteen trillion, six hundred forty-one billion, four hundred fifty-five million, two hundred thirty-five thousand, six hundred thirty-two".