14688969859 has 2 divisors, whose sum is σ = 14688969860. Its totient is φ = 14688969858.

The previous prime is 14688969857. The next prime is 14688969913. The reversal of 14688969859 is 95896988641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14688969859 - 2¹ = 14688969857 is a prime.

It is a super-4 number, since 4×14688969859⁴ (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

Together with 14688969857, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 14688969791 and 14688969800.

It is not a weakly prime, because it can be changed into another prime (14688969853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7344484929 + 7344484930.

It is an arithmetic number, because the mean of its divisors is an integer number (7344484930).

Almost surely, 2^14688969859 is an apocalyptic number.

14688969859 is a deficient number, since it is larger than the sum of its proper divisors (1).

14688969859 is an equidigital number, since it uses as much as digits as its factorization.

14688969859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268738560, while the sum is 73.

The spelling of 14688969859 in words is "fourteen billion, six hundred eighty-eight million, nine hundred sixty-nine thousand, eight hundred fifty-nine".