408256498412 has 24 divisors (see below), whose sum is σ = 830352203520. Its totient is φ = 172001526480.

The previous prime is 408256498399. The next prime is 408256498423. The reversal of 408256498412 is 214894652804.

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, 123562664 + ... + 123565967.

It is an arithmetic number, because the mean of its divisors is an integer number (34598008480).

Almost surely, 2^408256498412 is an apocalyptic number.

It is an amenable number.

408256498412 is an abundant number, since it is smaller than the sum of its proper divisors (422095705108).

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

408256498412 is a wasteful number, since it uses less digits than its factorization.

408256498412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247128701 (or 247128699 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 53.

The spelling of 408256498412 in words is "four hundred eight billion, two hundred fifty-six million, four hundred ninety-eight thousand, four hundred twelve".