12994632689 has 2 divisors, whose sum is σ = 12994632690. Its totient is φ = 12994632688.

The previous prime is 12994632653. The next prime is 12994632743. The reversal of 12994632689 is 98623649921.

12994632689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10484121664 + 2510511025 = 102392^2 + 50105^2 .

It is a cyclic number.

It is not a de Polignac number, because 12994632689 - 2³² = 8699665393 is a prime.

It is not a weakly prime, because it can be changed into another prime (12994632089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6497316344 + 6497316345.

It is an arithmetic number, because the mean of its divisors is an integer number (6497316345).

Almost surely, 2^12994632689 is an apocalyptic number.

It is an amenable number.

12994632689 is a deficient number, since it is larger than the sum of its proper divisors (1).

12994632689 is an equidigital number, since it uses as much as digits as its factorization.

12994632689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10077696, while the sum is 59.

The spelling of 12994632689 in words is "twelve billion, nine hundred ninety-four million, six hundred thirty-two thousand, six hundred eighty-nine".