513544254411025 has 12 divisors (see below), whose sum is σ = 646299276598192. Its totient is φ = 404703531833040.

The previous prime is 513544254411011. The next prime is 513544254411043. The reversal of 513544254411025 is 520114452445315.

It is not a de Polignac number, because 513544254411025 - 2²³ = 513544246022417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153296790687 + ... + 153296794036.

Almost surely, 2^{513544254411025} is an apocalyptic number.

It is an amenable number.

513544254411025 is a deficient number, since it is larger than the sum of its proper divisors (132755022187167).

513544254411025 is a wasteful number, since it uses less digits than its factorization.

513544254411025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306593584800 (or 306593584795 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 46.

The spelling of 513544254411025 in words is "five hundred thirteen trillion, five hundred forty-four billion, two hundred fifty-four million, four hundred eleven thousand, twenty-five".