622656715056 has 20 divisors (see below), whose sum is σ = 1608529847352. Its totient is φ = 207552238336.

The previous prime is 622656715019. The next prime is 622656715063. The reversal of 622656715056 is 650517656226.

622656715056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6486007401 + ... + 6486007496.

Almost surely, 2^622656715056 is an apocalyptic number.

It is an amenable number.

622656715056 is an abundant number, since it is smaller than the sum of its proper divisors (985873132296).

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

622656715056 is a wasteful number, since it uses less digits than its factorization.

622656715056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12972014908 (or 12972014902 counting only the distinct ones).

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

The spelling of 622656715056 in words is "six hundred twenty-two billion, six hundred fifty-six million, seven hundred fifteen thousand, fifty-six".