14185620689 has 2 divisors, whose sum is σ = 14185620690. Its totient is φ = 14185620688.

The previous prime is 14185620649. The next prime is 14185620703. The reversal of 14185620689 is 98602658141.

14185620689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13515225025 + 670395664 = 116255^2 + 25892^2 .

It is a cyclic number.

It is not a de Polignac number, because 14185620689 - 2²⁴ = 14168843473 is a prime.

It is not a weakly prime, because it can be changed into another prime (14185620619) 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, 7092810344 + 7092810345.

It is an arithmetic number, because the mean of its divisors is an integer number (7092810345).

Almost surely, 2^14185620689 is an apocalyptic number.

It is an amenable number.

14185620689 is a deficient number, since it is larger than the sum of its proper divisors (1).

14185620689 is an equidigital number, since it uses as much as digits as its factorization.

14185620689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 50.

The spelling of 14185620689 in words is "fourteen billion, one hundred eighty-five million, six hundred twenty thousand, six hundred eighty-nine".