13926657859 has 2 divisors, whose sum is σ = 13926657860. Its totient is φ = 13926657858.

The previous prime is 13926657851. The next prime is 13926657931. The reversal of 13926657859 is 95875662931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13926657859 - 2³ = 13926657851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13926657797 and 13926657806.

It is not a weakly prime, because it can be changed into another prime (13926657851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6963328929 + 6963328930.

It is an arithmetic number, because the mean of its divisors is an integer number (6963328930).

Almost surely, 2^13926657859 is an apocalyptic number.

13926657859 is a deficient number, since it is larger than the sum of its proper divisors (1).

13926657859 is an equidigital number, since it uses as much as digits as its factorization.

13926657859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24494400, while the sum is 61.

The spelling of 13926657859 in words is "thirteen billion, nine hundred twenty-six million, six hundred fifty-seven thousand, eight hundred fifty-nine".