522113235938 has 54 divisors (see below), whose sum is σ = 931430209761. Its totient is φ = 218860885824.

The previous prime is 522113235901. The next prime is 522113235949. The reversal of 522113235938 is 839532311225.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 418794062449 + 103319173489 = 647143^2 + 321433^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=510937.

It is a super-2 number, since 2×522113235938² (a number of 24 digits) contains 22 as substring.

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 26 ways as a sum of consecutive naturals, for example, 336195770 + ... + 336197322.

Almost surely, 2^522113235938 is an apocalyptic number.

522113235938 is a deficient number, since it is larger than the sum of its proper divisors (409316973823).

522113235938 is an frugal number, since it uses more digits than its factorization.

522113235938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3216 (or 1609 counting only the distinct ones).

The product of its digits is 388800, while the sum is 44.

The spelling of 522113235938 in words is "five hundred twenty-two billion, one hundred thirteen million, two hundred thirty-five thousand, nine hundred thirty-eight".