522251122432 has 108 divisors (see below), whose sum is σ = 1130149491240. Its totient is φ = 240755134464.

The previous prime is 522251122429. The next prime is 522251122457. The reversal of 522251122432 is 234221152225.

It is a junction number, because it is equal to n+sod(n) for n = 522251122394 and 522251122403.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 39233794 + ... + 39247102.

Almost surely, 2^522251122432 is an apocalyptic number.

522251122432 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522251122432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (565074745620).

522251122432 is an abundant number, since it is smaller than the sum of its proper divisors (607898368808).

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

522251122432 is a wasteful number, since it uses less digits than its factorization.

522251122432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14258 (or 14231 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

Adding to 522251122432 its reverse (234221152225), we get a palindrome (756472274657).

The spelling of 522251122432 in words is "five hundred twenty-two billion, two hundred fifty-one million, one hundred twenty-two thousand, four hundred thirty-two".