522613404316225 has 12 divisors (see below), whose sum is σ = 648063283378684. Its totient is φ = 418076102790720.

The previous prime is 522613404316169. The next prime is 522613404316231.

It is a happy number.

522613404316225 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 6 ways, for example, as 29509144501824 + 493104259814401 = 5432232^2 + 22205951^2 .

It is not a de Polignac number, because 522613404316225 - 2¹⁹ = 522613403791937 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, 364787334 + ... + 366217183.

Almost surely, 2^{522613404316225} is an apocalyptic number.

It is an amenable number.

522613404316225 is a deficient number, since it is larger than the sum of its proper divisors (125449879062459).

522613404316225 is a wasteful number, since it uses less digits than its factorization.

522613404316225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731033124 (or 731033119 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 46.

It can be divided in two parts, 52261340 and 4316225, that added together give a palindrome (56577565).

The spelling of 522613404316225 in words is "five hundred twenty-two trillion, six hundred thirteen billion, four hundred four million, three hundred sixteen thousand, two hundred twenty-five".