408448404844 has 24 divisors (see below), whose sum is σ = 730281671168. Its totient is φ = 199840556160.

The previous prime is 408448404841. The next prime is 408448404857. The reversal of 408448404844 is 448404844804.

It is a junction number, because it is equal to n+sod(n) for n = 408448404791 and 408448404800.

It is not an unprimeable number, because it can be changed into a prime (408448404841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5469987 + ... + 5544154.

Almost surely, 2^408448404844 is an apocalyptic number.

It is an amenable number.

408448404844 is a deficient number, since it is larger than the sum of its proper divisors (321833266324).

408448404844 is a wasteful number, since it uses less digits than its factorization.

408448404844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11014345 (or 11014343 counting only the distinct ones).

The product of its (nonzero) digits is 8388608, while the sum is 52.

The spelling of 408448404844 in words is "four hundred eight billion, four hundred forty-eight million, four hundred four thousand, eight hundred forty-four".