12816407804 has 6 divisors (see below), whose sum is σ = 22428713664. Its totient is φ = 6408203900.

The previous prime is 12816407803. The next prime is 12816407843. The reversal of 12816407804 is 40870461821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12816407803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1602050972 + ... + 1602050979.

It is an arithmetic number, because the mean of its divisors is an integer number (3738118944).

Almost surely, 2^12816407804 is an apocalyptic number.

It is an amenable number.

12816407804 is a deficient number, since it is larger than the sum of its proper divisors (9612305860).

12816407804 is a wasteful number, since it uses less digits than its factorization.

12816407804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3204101955 (or 3204101953 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 41.

The spelling of 12816407804 in words is "twelve billion, eight hundred sixteen million, four hundred seven thousand, eight hundred four".