513102564390 has 32 divisors (see below), whose sum is σ = 1326172782816. Its totient is φ = 126302169600.

The previous prime is 513102564371. The next prime is 513102564419. The reversal of 513102564390 is 93465201315.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 657823411 + ... + 657824190.

It is an arithmetic number, because the mean of its divisors is an integer number (41442899463).

Almost surely, 2^513102564390 is an apocalyptic number.

513102564390 is an abundant number, since it is smaller than the sum of its proper divisors (813070218426).

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

513102564390 is a wasteful number, since it uses less digits than its factorization.

513102564390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315647624.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 513102564390 in words is "five hundred thirteen billion, one hundred two million, five hundred sixty-four thousand, three hundred ninety".