422104026564 has 72 divisors (see below), whose sum is σ = 1170712251072. Its totient is φ = 127170924480.

The previous prime is 422104026529. The next prime is 422104026667. The reversal of 422104026564 is 465620401224.

422104026564 is a `hidden beast` number, since 4 + 22 + 10 + 40 + 26 + 564 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3012184 + ... + 3149199.

It is an arithmetic number, because the mean of its divisors is an integer number (16259892376).

Almost surely, 2^422104026564 is an apocalyptic number.

422104026564 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

422104026564 is an abundant number, since it is smaller than the sum of its proper divisors (748608224508).

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

422104026564 is a wasteful number, since it uses less digits than its factorization.

422104026564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6161577 (or 6161572 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 422104026564 its reverse (465620401224), we get a palindrome (887724427788).

The spelling of 422104026564 in words is "four hundred twenty-two billion, one hundred four million, twenty-six thousand, five hundred sixty-four".