513243022425125 has 32 divisors (see below), whose sum is σ = 643710269030400. Its totient is φ = 408556734768000.

The previous prime is 513243022425059. The next prime is 513243022425173. The reversal of 513243022425125 is 521524220342315.

It is not a de Polignac number, because 513243022425125 - 2²⁴ = 513243005647909 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 31494065 + ... + 44926185.

It is an arithmetic number, because the mean of its divisors is an integer number (20115945907200).

Almost surely, 2^{513243022425125} is an apocalyptic number.

It is an amenable number.

513243022425125 is a deficient number, since it is larger than the sum of its proper divisors (130467246605275).

513243022425125 is a wasteful number, since it uses less digits than its factorization.

513243022425125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13433654 (or 13433644 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 41.

The spelling of 513243022425125 in words is "five hundred thirteen trillion, two hundred forty-three billion, twenty-two million, four hundred twenty-five thousand, one hundred twenty-five".