422980634820 has 48 divisors (see below), whose sum is σ = 1187521030080. Its totient is φ = 112492430976.

The previous prime is 422980634819. The next prime is 422980634833. The reversal of 422980634820 is 28436089224.

It is a self number, because there is not a number n which added to its sum of digits gives 422980634820.

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, 9427590 + ... + 9472349.

It is an arithmetic number, because the mean of its divisors is an integer number (24740021460).

Almost surely, 2^422980634820 is an apocalyptic number.

It is an amenable number.

422980634820 is an abundant number, since it is smaller than the sum of its proper divisors (764540395260).

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

422980634820 is a wasteful number, since it uses less digits than its factorization.

422980634820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18900324 (or 18900322 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 422980634820 in words is "four hundred twenty-two billion, nine hundred eighty million, six hundred thirty-four thousand, eight hundred twenty".