513068224920 has 32 divisors (see below), whose sum is σ = 1539204675120. Its totient is φ = 136818193280.

The previous prime is 513068224913. The next prime is 513068224969. The reversal of 513068224920 is 29422860315.

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, 2137784151 + ... + 2137784390.

Almost surely, 2^513068224920 is an apocalyptic number.

It is an amenable number.

513068224920 is an abundant number, since it is smaller than the sum of its proper divisors (1026136450200).

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

513068224920 is a wasteful number, since it uses less digits than its factorization.

513068224920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4275568555 (or 4275568551 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 513068224920 in words is "five hundred thirteen billion, sixty-eight million, two hundred twenty-four thousand, nine hundred twenty".