522021311414988 has 96 divisors (see below), whose sum is σ = 1518612838202880. Its totient is φ = 135589470051840.

The previous prime is 522021311414987. The next prime is 522021311415007. The reversal of 522021311414988 is 889414113120225.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 522021311414988.

It is not an unprimeable number, because it can be changed into a prime (522021311414987) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 312763120 + ... + 314427752.

It is an arithmetic number, because the mean of its divisors is an integer number (15818883731280).

Almost surely, 2^{522021311414988} is an apocalyptic number.

It is an amenable number.

522021311414988 is an abundant number, since it is smaller than the sum of its proper divisors (996591526787892).

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

522021311414988 is a wasteful number, since it uses less digits than its factorization.

522021311414988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004047 (or 2004045 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 51.

The spelling of 522021311414988 in words is "five hundred twenty-two trillion, twenty-one billion, three hundred eleven million, four hundred fourteen thousand, nine hundred eighty-eight".