13618343699 has 2 divisors, whose sum is σ = 13618343700. Its totient is φ = 13618343698.

The previous prime is 13618343659. The next prime is 13618343707. The reversal of 13618343699 is 99634381631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13618343699 - 2²⁴ = 13601566483 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13618343699.

It is not a weakly prime, because it can be changed into another prime (13618343659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6809171849 + 6809171850.

It is an arithmetic number, because the mean of its divisors is an integer number (6809171850).

Almost surely, 2^13618343699 is an apocalyptic number.

13618343699 is a deficient number, since it is larger than the sum of its proper divisors (1).

13618343699 is an equidigital number, since it uses as much as digits as its factorization.

13618343699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2519424, while the sum is 53.

The spelling of 13618343699 in words is "thirteen billion, six hundred eighteen million, three hundred forty-three thousand, six hundred ninety-nine".