622656453652 has 48 divisors (see below), whose sum is σ = 1165068374400. Its totient is φ = 290451363840.

The previous prime is 622656453599. The next prime is 622656453701. The reversal of 622656453652 is 256354656226.

622656453652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 622656453652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15554599 + ... + 15594577.

It is an arithmetic number, because the mean of its divisors is an integer number (24272257800).

Almost surely, 2^622656453652 is an apocalyptic number.

It is an amenable number.

622656453652 is a deficient number, since it is larger than the sum of its proper divisors (542411920748).

622656453652 is a wasteful number, since it uses less digits than its factorization.

622656453652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44176 (or 44174 counting only the distinct ones).

The product of its digits is 15552000, while the sum is 52.

The spelling of 622656453652 in words is "six hundred twenty-two billion, six hundred fifty-six million, four hundred fifty-three thousand, six hundred fifty-two".