13616359859 has 2 divisors, whose sum is σ = 13616359860. Its totient is φ = 13616359858.

The previous prime is 13616359843. The next prime is 13616359877. The reversal of 13616359859 is 95895361631.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13616359859 - 2⁴ = 13616359843 is a prime.

It is not a weakly prime, because it can be changed into another prime (13616359819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6808179929 + 6808179930.

It is an arithmetic number, because the mean of its divisors is an integer number (6808179930).

Almost surely, 2^13616359859 is an apocalyptic number.

13616359859 is a deficient number, since it is larger than the sum of its proper divisors (1).

13616359859 is an equidigital number, since it uses as much as digits as its factorization.

13616359859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5248800, while the sum is 56.

The spelling of 13616359859 in words is "thirteen billion, six hundred sixteen million, three hundred fifty-nine thousand, eight hundred fifty-nine".