404444440022 has 16 divisors (see below), whose sum is σ = 693505593600. Its totient is φ = 173290264488.

The previous prime is 404444440013. The next prime is 404444440061. The reversal of 404444440022 is 220044444404.

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, 3530522 + ... + 3643277.

It is an arithmetic number, because the mean of its divisors is an integer number (43344099600).

Almost surely, 2^404444440022 is an apocalyptic number.

404444440022 is a deficient number, since it is larger than the sum of its proper divisors (289061153578).

404444440022 is a wasteful number, since it uses less digits than its factorization.

404444440022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7177835.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 404444440022 its reverse (220044444404), we get a palindrome (624488884426).

The spelling of 404444440022 in words is "four hundred four billion, four hundred forty-four million, four hundred forty thousand, twenty-two".