12800408356 has 24 divisors (see below), whose sum is σ = 22490002080. Its totient is φ = 6374745792.

The previous prime is 12800408347. The next prime is 12800408377. The reversal of 12800408356 is 65380400821.

It is a happy number.

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, 1056871 + ... + 1068913.

It is an arithmetic number, because the mean of its divisors is an integer number (937083420).

Almost surely, 2^12800408356 is an apocalyptic number.

It is an amenable number.

12800408356 is a deficient number, since it is larger than the sum of its proper divisors (9689593724).

12800408356 is a wasteful number, since it uses less digits than its factorization.

12800408356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13083 (or 13081 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 12800408356 in words is "twelve billion, eight hundred million, four hundred eight thousand, three hundred fifty-six".