408440408804 has 12 divisors (see below), whose sum is σ = 714780213504. Its totient is φ = 204217490664.

The previous prime is 408440408741. The next prime is 408440408833. The reversal of 408440408804 is 408804044804.

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 3 ways as a sum of consecutive naturals, for example, 318584 + ... + 958319.

It is an arithmetic number, because the mean of its divisors is an integer number (59565017792).

Almost surely, 2^408440408804 is an apocalyptic number.

It is an amenable number.

408440408804 is a deficient number, since it is larger than the sum of its proper divisors (306339804700).

408440408804 is a wasteful number, since it uses less digits than its factorization.

408440408804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356874 (or 1356872 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 44.

The spelling of 408440408804 in words is "four hundred eight billion, four hundred forty million, four hundred eight thousand, eight hundred four".