522423321413 has 6 divisors (see below), whose sum is σ = 607716924966. Its totient is φ = 447791418312.

The previous prime is 522423321391. The next prime is 522423321437. The reversal of 522423321413 is 314123324225.

It can be written as a sum of positive squares in only one way, i.e., 490333256644 + 32090064769 = 700238^2 + 179137^2 .

It is not a de Polignac number, because 522423321413 - 2¹⁸ = 522423059269 is a prime.

It is a super-2 number, since 2×522423321413² (a number of 24 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 522423321413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522423321443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5330850170 + ... + 5330850267.

It is an arithmetic number, because the mean of its divisors is an integer number (101286154161).

Almost surely, 2^522423321413 is an apocalyptic number.

It is an amenable number.

522423321413 is a deficient number, since it is larger than the sum of its proper divisors (85293603553).

522423321413 is a wasteful number, since it uses less digits than its factorization.

522423321413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10661700451 (or 10661700444 counting only the distinct ones).

The product of its digits is 34560, while the sum is 32.

Adding to 522423321413 its reverse (314123324225), we get a palindrome (836546645638).

The spelling of 522423321413 in words is "five hundred twenty-two billion, four hundred twenty-three million, three hundred twenty-one thousand, four hundred thirteen".