13686242807 has 2 divisors, whose sum is σ = 13686242808. Its totient is φ = 13686242806.

The previous prime is 13686242747. The next prime is 13686242813. The reversal of 13686242807 is 70824268631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13686242807 - 2⁶ = 13686242743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13686242407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6843121403 + 6843121404.

It is an arithmetic number, because the mean of its divisors is an integer number (6843121404).

Almost surely, 2^13686242807 is an apocalyptic number.

13686242807 is a deficient number, since it is larger than the sum of its proper divisors (1).

13686242807 is an equidigital number, since it uses as much as digits as its factorization.

13686242807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 13686242807 in words is "thirteen billion, six hundred eighty-six million, two hundred forty-two thousand, eight hundred seven".