522426624225 has 24 divisors (see below), whose sum is σ = 942267658272. Its totient is φ = 253297756800.

The previous prime is 522426624221. The next prime is 522426624257.

522426624225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 522426624225 - 2² = 522426624221 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (522426624221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 316621372 + ... + 316623021.

It is an arithmetic number, because the mean of its divisors is an integer number (39261152428).

Almost surely, 2^522426624225 is an apocalyptic number.

522426624225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

522426624225 is a deficient number, since it is larger than the sum of its proper divisors (419841034047).

522426624225 is a wasteful number, since it uses less digits than its factorization.

522426624225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633244417 (or 633244412 counting only the distinct ones).

The product of its digits is 921600, while the sum is 42.

The spelling of 522426624225 in words is "five hundred twenty-two billion, four hundred twenty-six million, six hundred twenty-four thousand, two hundred twenty-five".