622844566680 has 64 divisors (see below), whose sum is σ = 2135467088640. Its totient is φ = 142364472192.

The previous prime is 622844566661. The next prime is 622844566697. The reversal of 622844566680 is 86665448226.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 622844566680.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 370739974 + ... + 370741653.

It is an arithmetic number, because the mean of its divisors is an integer number (33366673260).

Almost surely, 2^622844566680 is an apocalyptic number.

622844566680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

622844566680 is an abundant number, since it is smaller than the sum of its proper divisors (1512622521960).

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

622844566680 is a wasteful number, since it uses less digits than its factorization.

622844566680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741481648 (or 741481644 counting only the distinct ones).

The product of its (nonzero) digits is 26542080, while the sum is 57.

The spelling of 622844566680 in words is "six hundred twenty-two billion, eight hundred forty-four million, five hundred sixty-six thousand, six hundred eighty".