422623645434 has 24 divisors (see below), whose sum is σ = 916175095680. Its totient is φ = 140799082248.

The previous prime is 422623645417. The next prime is 422623645441. The reversal of 422623645434 is 434546326224.

422623645434 is a `hidden beast` number, since 4 + 2 + 26 + 23 + 64 + 543 + 4 = 666.

It is a super-2 number, since 2×422623645434² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 422623645434.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6254314 + ... + 6321525.

It is an arithmetic number, because the mean of its divisors is an integer number (38173962320).

Almost surely, 2^422623645434 is an apocalyptic number.

422623645434 is an abundant number, since it is smaller than the sum of its proper divisors (493551450246).

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

422623645434 is a wasteful number, since it uses less digits than its factorization.

422623645434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12577714 (or 12577711 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 45.

The spelling of 422623645434 in words is "four hundred twenty-two billion, six hundred twenty-three million, six hundred forty-five thousand, four hundred thirty-four".