522556655225 has 48 divisors (see below), whose sum is σ = 740237871744. Its totient is φ = 362222784000.

The previous prime is 522556655213. The next prime is 522556655233.

522556655225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 522556655225 - 2¹⁴ = 522556638841 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1630319 + ... + 1924331.

It is an arithmetic number, because the mean of its divisors is an integer number (15421622328).

Almost surely, 2^522556655225 is an apocalyptic number.

522556655225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

522556655225 is a deficient number, since it is larger than the sum of its proper divisors (217681216519).

522556655225 is a wasteful number, since it uses less digits than its factorization.

522556655225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294338 (or 294333 counting only the distinct ones).

The product of its digits is 9000000, while the sum is 50.

The spelling of 522556655225 in words is "five hundred twenty-two billion, five hundred fifty-six million, six hundred fifty-five thousand, two hundred twenty-five".