404044040408 has 32 divisors (see below), whose sum is σ = 760868879760. Its totient is φ = 201145989120.

The previous prime is 404044040383. The next prime is 404044040453. The reversal of 404044040408 is 804040440404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12232091 + ... + 12265077.

Almost surely, 2^404044040408 is an apocalyptic number.

It is an amenable number.

404044040408 is a deficient number, since it is larger than the sum of its proper divisors (356824839352).

404044040408 is a wasteful number, since it uses less digits than its factorization.

404044040408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39587 (or 39583 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

The spelling of 404044040408 in words is "four hundred four billion, forty-four million, forty thousand, four hundred eight".