404001133004 has 24 divisors (see below), whose sum is σ = 808017252000. Its totient is φ = 173140131456.

The previous prime is 404001132949. The next prime is 404001133021. The reversal of 404001133004 is 400331100404.

It is a happy 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, 1999622 + ... + 2192370.

It is an arithmetic number, because the mean of its divisors is an integer number (33667385500).

Almost surely, 2^404001133004 is an apocalyptic number.

It is an amenable number.

404001133004 is an abundant number, since it is smaller than the sum of its proper divisors (404016118996).

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

404001133004 is a wasteful number, since it uses less digits than its factorization.

404001133004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267617 (or 267615 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 404001133004 its reverse (400331100404), we get a palindrome (804332233408).

The spelling of 404001133004 in words is "four hundred four billion, one million, one hundred thirty-three thousand, four".