513525656612 has 12 divisors (see below), whose sum is σ = 900266119536. Its totient is φ = 256306765320.

The previous prime is 513525656587. The next prime is 513525656629. The reversal of 513525656612 is 216656525315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114013214 + ... + 114017717.

It is an arithmetic number, because the mean of its divisors is an integer number (75022176628).

Almost surely, 2^513525656612 is an apocalyptic number.

It is an amenable number.

513525656612 is a deficient number, since it is larger than the sum of its proper divisors (386740462924).

513525656612 is a wasteful number, since it uses less digits than its factorization.

513525656612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228031498 (or 228031496 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 47.

The spelling of 513525656612 in words is "five hundred thirteen billion, five hundred twenty-five million, six hundred fifty-six thousand, six hundred twelve".