404022234444 has 12 divisors (see below), whose sum is σ = 942718547064. Its totient is φ = 134674078144.

The previous prime is 404022234437. The next prime is 404022234449. The reversal of 404022234444 is 444432220404.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (404022234449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16834259757 + ... + 16834259780.

It is an arithmetic number, because the mean of its divisors is an integer number (78559878922).

Almost surely, 2^404022234444 is an apocalyptic number.

It is an amenable number.

404022234444 is an abundant number, since it is smaller than the sum of its proper divisors (538696312620).

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

404022234444 is a wasteful number, since it uses less digits than its factorization.

404022234444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33668519544 (or 33668519542 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 33.

Adding to 404022234444 its reverse (444432220404), we get a palindrome (848454454848).

The spelling of 404022234444 in words is "four hundred four billion, twenty-two million, two hundred thirty-four thousand, four hundred forty-four".