525511522113053 has 4 divisors (see below), whose sum is σ = 600584596700640. Its totient is φ = 450438447525468.

The previous prime is 525511522112989. The next prime is 525511522113059. The reversal of 525511522113053 is 350311225115525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 525511522113053 - 2⁶ = 525511522112989 is a prime.

It is a super-2 number, since 2×525511522113053² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 525511522113053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525511522113059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37536537293783 + ... + 37536537293796.

It is an arithmetic number, because the mean of its divisors is an integer number (150146149175160).

Almost surely, 2^{525511522113053} is an apocalyptic number.

It is an amenable number.

525511522113053 is a deficient number, since it is larger than the sum of its proper divisors (75073074587587).

525511522113053 is an equidigital number, since it uses as much as digits as its factorization.

525511522113053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75073074587586.

The product of its (nonzero) digits is 225000, while the sum is 41.

Adding to 525511522113053 its reverse (350311225115525), we get a palindrome (875822747228578).

The spelling of 525511522113053 in words is "five hundred twenty-five trillion, five hundred eleven billion, five hundred twenty-two million, one hundred thirteen thousand, fifty-three".