422444203408 has 160 divisors (see below), whose sum is σ = 909095242752. Its totient is φ = 189278208000.

The previous prime is 422444203403. The next prime is 422444203421. The reversal of 422444203408 is 804302444224.

It is not an unprimeable number, because it can be changed into a prime (422444203403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 401944483 + ... + 401945533.

Almost surely, 2^422444203408 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 422444203408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (454547621376).

422444203408 is an abundant number, since it is smaller than the sum of its proper divisors (486651039344).

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

422444203408 is a wasteful number, since it uses less digits than its factorization.

422444203408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833 (or 1827 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 37.

The spelling of 422444203408 in words is "four hundred twenty-two billion, four hundred forty-four million, two hundred three thousand, four hundred eight".