522968399420 has 48 divisors (see below), whose sum is σ = 1106322997248. Its totient is φ = 207651716160.

The previous prime is 522968399417. The next prime is 522968399441. The reversal of 522968399420 is 24993869225.

It is a self number, because there is not a number n which added to its sum of digits gives 522968399420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1454477 + ... + 1778043.

It is an arithmetic number, because the mean of its divisors is an integer number (23048395776).

Almost surely, 2^522968399420 is an apocalyptic number.

It is an amenable number.

522968399420 is an abundant number, since it is smaller than the sum of its proper divisors (583354597828).

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

522968399420 is a wasteful number, since it uses less digits than its factorization.

522968399420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324170 (or 324168 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 59.

The spelling of 522968399420 in words is "five hundred twenty-two billion, nine hundred sixty-eight million, three hundred ninety-nine thousand, four hundred twenty".