513523625226 has 16 divisors (see below), whose sum is σ = 1054805284704. Its totient is φ = 166548202704.

The previous prime is 513523625191. The next prime is 513523625231. The reversal of 513523625226 is 622526325315.

513523625226 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

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, 1156584520 + ... + 1156584963.

It is an arithmetic number, because the mean of its divisors is an integer number (65925330294).

Almost surely, 2^513523625226 is an apocalyptic number.

513523625226 is an abundant number, since it is smaller than the sum of its proper divisors (541281659478).

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

513523625226 is a wasteful number, since it uses less digits than its factorization.

513523625226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313169525.

The product of its digits is 648000, while the sum is 42.

The spelling of 513523625226 in words is "five hundred thirteen billion, five hundred twenty-three million, six hundred twenty-five thousand, two hundred twenty-six".