513655052 has 24 divisors (see below), whose sum is σ = 921866400. Its totient is φ = 250279040.

The previous prime is 513655007. The next prime is 513655069. The reversal of 513655052 is 250556315.

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, 262574 + ... + 264522.

It is an arithmetic number, because the mean of its divisors is an integer number (38411100).

Almost surely, 2^513655052 is an apocalyptic number.

It is an amenable number.

513655052 is a deficient number, since it is larger than the sum of its proper divisors (408211348).

513655052 is a wasteful number, since it uses less digits than its factorization.

513655052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3601 (or 3599 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 513655052 is about 22663.9593187069. The cubic root of 513655052 is about 800.8610790960.

The spelling of 513655052 in words is "five hundred thirteen million, six hundred fifty-five thousand, fifty-two".