422891304504 has 128 divisors (see below), whose sum is σ = 1129592217600. Its totient is φ = 131639316480.

The previous prime is 422891304469. The next prime is 422891304527. The reversal of 422891304504 is 405403198224.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49037937 + ... + 49046559.

It is an arithmetic number, because the mean of its divisors is an integer number (8824939200).

Almost surely, 2^422891304504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422891304504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (564796108800).

422891304504 is an abundant number, since it is smaller than the sum of its proper divisors (706700913096).

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

422891304504 is a wasteful number, since it uses less digits than its factorization.

422891304504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10965 (or 10961 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 422891304504 in words is "four hundred twenty-two billion, eight hundred ninety-one million, three hundred four thousand, five hundred four".