522311126232 has 128 divisors (see below), whose sum is σ = 1586111155200. Its totient is φ = 139919167488.

The previous prime is 522311126213. The next prime is 522311126261. The reversal of 522311126232 is 232621113225.

522311126232 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 522311126232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 403444 + ... + 1098812.

It is an arithmetic number, because the mean of its divisors is an integer number (12391493400).

Almost surely, 2^522311126232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522311126232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (793055577600).

522311126232 is an abundant number, since it is smaller than the sum of its proper divisors (1063800028968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

522311126232 is a wasteful number, since it uses less digits than its factorization.

522311126232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695665 (or 695661 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

Adding to 522311126232 its reverse (232621113225), we get a palindrome (754932239457).

The spelling of 522311126232 in words is "five hundred twenty-two billion, three hundred eleven million, one hundred twenty-six thousand, two hundred thirty-two".