422441344444 has 24 divisors (see below), whose sum is σ = 844912827360. Its totient is φ = 181039832256.

The previous prime is 422441344327. The next prime is 422441344453. The reversal of 422441344444 is 444443144224.

It is a junction number, because it is equal to n+sod(n) for n = 422441344397 and 422441344406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576474 + ... + 1084990.

It is an arithmetic number, because the mean of its divisors is an integer number (35204701140).

Almost surely, 2^422441344444 is an apocalyptic number.

It is an amenable number.

422441344444 is an abundant number, since it is smaller than the sum of its proper divisors (422471482916).

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

422441344444 is a wasteful number, since it uses less digits than its factorization.

422441344444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538197 (or 538195 counting only the distinct ones).

The product of its digits is 786432, while the sum is 40.

Adding to 422441344444 its reverse (444443144224), we get a palindrome (866884488668).

The spelling of 422441344444 in words is "four hundred twenty-two billion, four hundred forty-one million, three hundred forty-four thousand, four hundred forty-four".