522252579660 has 192 divisors, whose sum is σ = 1770784146432. Its totient is φ = 112269533184.

The previous prime is 522252579649. The next prime is 522252579707. The reversal of 522252579660 is 66975252225.

It is a happy number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10206099 + ... + 10257141.

It is an arithmetic number, because the mean of its divisors is an integer number (9222834096).

Almost surely, 2^522252579660 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 522252579660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (885392073216).

522252579660 is an abundant number, since it is smaller than the sum of its proper divisors (1248531566772).

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

522252579660 is a wasteful number, since it uses less digits than its factorization.

522252579660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52512 (or 52510 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 51.

The spelling of 522252579660 in words is "five hundred twenty-two billion, two hundred fifty-two million, five hundred seventy-nine thousand, six hundred sixty".