408848440844 has 12 divisors (see below), whose sum is σ = 715489248264. Its totient is φ = 204422941344.

The previous prime is 408848440837. The next prime is 408848440849. The reversal of 408848440844 is 448044848804.

It is a self number, because there is not a number n which added to its sum of digits gives 408848440844.

It is not an unprimeable number, because it can be changed into a prime (408848440849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1090472 + ... + 1416624.

It is an arithmetic number, because the mean of its divisors is an integer number (59624104022).

Almost surely, 2^408848440844 is an apocalyptic number.

It is an amenable number.

408848440844 is a deficient number, since it is larger than the sum of its proper divisors (306640807420).

408848440844 is a wasteful number, since it uses less digits than its factorization.

408848440844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639544 (or 639542 counting only the distinct ones).

The product of its (nonzero) digits is 16777216, while the sum is 56.

The spelling of 408848440844 in words is "four hundred eight billion, eight hundred forty-eight million, four hundred forty thousand, eight hundred forty-four".