422085694472 has 36 divisors (see below), whose sum is σ = 857019829095. Its totient is φ = 194797756608.

The previous prime is 422085694463. The next prime is 422085694531. The reversal of 422085694472 is 274496580224.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 2122076356 + 419963618116 = 46066^2 + 648046^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=459394.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 23879654 + ... + 23897322.

Almost surely, 2^422085694472 is an apocalyptic number.

It is an amenable number.

422085694472 is an abundant number, since it is smaller than the sum of its proper divisors (434934134623).

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

422085694472 is an frugal number, since it uses more digits than its factorization.

422085694472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35370 (or 17684 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 53.

The spelling of 422085694472 in words is "four hundred twenty-two billion, eighty-five million, six hundred ninety-four thousand, four hundred seventy-two".