522002364552666 has 16 divisors (see below), whose sum is σ = 1160005254561600. Its totient is φ = 174000788184204.

The previous prime is 522002364552661. The next prime is 522002364552667. The reversal of 522002364552666 is 666255463200225.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 9666710454679 = 522002364552666 / (5 + 2 + 2 + 0 + 0 + 2 + 3 + 6 + 4 + 5 + 5 + 2 + 6 + 6 + 6).

It is not an unprimeable number, because it can be changed into a prime (522002364552661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4833355227286 + ... + 4833355227393.

It is an arithmetic number, because the mean of its divisors is an integer number (72500328410100).

Almost surely, 2^{522002364552666} is an apocalyptic number.

522002364552666 is an abundant number, since it is smaller than the sum of its proper divisors (638002890008934).

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

522002364552666 is a wasteful number, since it uses less digits than its factorization.

522002364552666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9666710454690 (or 9666710454684 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 54.

The spelling of 522002364552666 in words is "five hundred twenty-two trillion, two billion, three hundred sixty-four million, five hundred fifty-two thousand, six hundred sixty-six".