422732472012 has 36 divisors (see below), whose sum is σ = 1075379965296. Its totient is φ = 140013300960.

The previous prime is 422732471933. The next prime is 422732472023. The reversal of 422732472012 is 210274237224.

422732472012 is a `hidden beast` number, since 422 + 7 + 3 + 24 + 7 + 201 + 2 = 666.

422732472012 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 37391064 + ... + 37402367.

Almost surely, 2^422732472012 is an apocalyptic number.

It is an amenable number.

422732472012 is an abundant number, since it is smaller than the sum of its proper divisors (652647493284).

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

422732472012 is a wasteful number, since it uses less digits than its factorization.

422732472012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74793598 (or 74793593 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The spelling of 422732472012 in words is "four hundred twenty-two billion, seven hundred thirty-two million, four hundred seventy-two thousand, twelve".