422087392812 has 24 divisors (see below), whose sum is σ = 986182016512. Its totient is φ = 140508450000.

The previous prime is 422087392789. The next prime is 422087392817. The reversal of 422087392812 is 218293780224.

It is not an unprimeable number, because it can be changed into a prime (422087392817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23409064 + ... + 23427087.

Almost surely, 2^422087392812 is an apocalyptic number.

It is an amenable number.

422087392812 is an abundant number, since it is smaller than the sum of its proper divisors (564094623700).

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

422087392812 is a wasteful number, since it uses less digits than its factorization.

422087392812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46836909 (or 46836907 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 48.

The spelling of 422087392812 in words is "four hundred twenty-two billion, eighty-seven million, three hundred ninety-two thousand, eight hundred twelve".