12882894805504 has 20 divisors (see below), whose sum is σ = 25740627708114. Its totient is φ = 6441447402496.

The previous prime is 12882894805457. The next prime is 12882894805549. The reversal of 12882894805504 is 40550849828821.

It can be written as a sum of positive squares in only one way, i.e., 12876614560000 + 6280245504 = 3588400^2 + 79248^2 .

It is a Harshad number since it is a multiple of its sum of digits (64).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12580951447 + ... + 12580952470.

Almost surely, 2^{12882894805504} is an apocalyptic number.

It is an amenable number.

12882894805504 is a deficient number, since it is larger than the sum of its proper divisors (12857732902610).

12882894805504 is an frugal number, since it uses more digits than its factorization.

12882894805504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25161903935 (or 25161903919 counting only the distinct ones).

The product of its (nonzero) digits is 58982400, while the sum is 64.

The spelling of 12882894805504 in words is "twelve trillion, eight hundred eighty-two billion, eight hundred ninety-four million, eight hundred five thousand, five hundred four".