40008844404 has 48 divisors (see below), whose sum is σ = 107072663040. Its totient is φ = 12906077760.

The previous prime is 40008844387. The next prime is 40008844427. The reversal of 40008844404 is 40444880004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5971689 + ... + 5978384.

It is an arithmetic number, because the mean of its divisors is an integer number (2230680480).

Almost surely, 2^40008844404 is an apocalyptic number.

It is an amenable number.

40008844404 is an abundant number, since it is smaller than the sum of its proper divisors (67063818636).

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

40008844404 is a wasteful number, since it uses less digits than its factorization.

40008844404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11950117 (or 11950109 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 36.

The spelling of 40008844404 in words is "forty billion, eight million, eight hundred forty-four thousand, four hundred four".