408163836044 has 24 divisors (see below), whose sum is σ = 748270689600. Its totient is φ = 194550370560.

The previous prime is 408163836029. The next prime is 408163836107. The reversal of 408163836044 is 440638361804.

It is a self number, because there is not a number n which added to its sum of digits gives 408163836044.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22260797 + ... + 22279124.

It is an arithmetic number, because the mean of its divisors is an integer number (31177945400).

Almost surely, 2^408163836044 is an apocalyptic number.

It is an amenable number.

408163836044 is a deficient number, since it is larger than the sum of its proper divisors (340106853556).

408163836044 is a wasteful number, since it uses less digits than its factorization.

408163836044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44540033 (or 44540031 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 47.

The spelling of 408163836044 in words is "four hundred eight billion, one hundred sixty-three million, eight hundred thirty-six thousand, forty-four".