525244522113 has 36 divisors (see below), whose sum is σ = 794656872464. Its totient is φ = 346694418000.

The previous prime is 525244522039. The next prime is 525244522147. The reversal of 525244522113 is 311225442525.

525244522113 is a `hidden beast` number, since 52 + 52 + 445 + 2 + 2 + 113 = 666.

It is not a de Polignac number, because 525244522113 - 2²² = 525240327809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525244522513) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2372898 + ... + 2584788.

Almost surely, 2^525244522113 is an apocalyptic number.

It is an amenable number.

525244522113 is a deficient number, since it is larger than the sum of its proper divisors (269412350351).

525244522113 is an equidigital number, since it uses as much as digits as its factorization.

525244522113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212108 (or 211995 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

Adding to 525244522113 its reverse (311225442525), we get a palindrome (836469964638).

The spelling of 525244522113 in words is "five hundred twenty-five billion, two hundred forty-four million, five hundred twenty-two thousand, one hundred thirteen".