404022400004 has 24 divisors (see below), whose sum is σ = 709370238360. Its totient is φ = 201345371136.

The previous prime is 404022399973. The next prime is 404022400009. The reversal of 404022400004 is 400004220404.

It can be written as a sum of positive squares in 4 ways, for example, as 200279104 + 403822120900 = 14152^2 + 635470^2 .

It is not an unprimeable number, because it can be changed into a prime (404022400009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11060282 + ... + 11096750.

It is an arithmetic number, because the mean of its divisors is an integer number (29557093265).

Almost surely, 2^404022400004 is an apocalyptic number.

It is an amenable number.

404022400004 is a deficient number, since it is larger than the sum of its proper divisors (305347838356).

404022400004 is a wasteful number, since it uses less digits than its factorization.

404022400004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45527 (or 45525 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 404022400004 its reverse (400004220404), we get a palindrome (804026620408).

The spelling of 404022400004 in words is "four hundred four billion, twenty-two million, four hundred thousand, four".