12894816364 has 12 divisors (see below), whose sum is σ = 22566749688. Its totient is φ = 6447173600.

The previous prime is 12894816359. The next prime is 12894816371. The reversal of 12894816364 is 46361849821.

It is a super-2 number, since 2×12894816364² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139179 + ... + 212509.

It is an arithmetic number, because the mean of its divisors is an integer number (1880562474).

Almost surely, 2^12894816364 is an apocalyptic number.

It is an amenable number.

12894816364 is a deficient number, since it is larger than the sum of its proper divisors (9671933324).

12894816364 is a wasteful number, since it uses less digits than its factorization.

12894816364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117296 (or 117294 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 52.

The spelling of 12894816364 in words is "twelve billion, eight hundred ninety-four million, eight hundred sixteen thousand, three hundred sixty-four".