13399642079999 has 16 divisors (see below), whose sum is σ = 15981741545472. Its totient is φ = 10984636595328.

The previous prime is 13399642079987. The next prime is 13399642080047. The reversal of 13399642079999 is 99997024699331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13399642079999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13399642079909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4059914 + ... + 6578919.

It is an arithmetic number, because the mean of its divisors is an integer number (998858846592).

Almost surely, 2^{13399642079999} is an apocalyptic number.

13399642079999 is a deficient number, since it is larger than the sum of its proper divisors (2582099465473).

13399642079999 is a wasteful number, since it uses less digits than its factorization.

13399642079999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10646686.

The product of its (nonzero) digits is 1607077584, while the sum is 80.

The spelling of 13399642079999 in words is "thirteen trillion, three hundred ninety-nine billion, six hundred forty-two million, seventy-nine thousand, nine hundred ninety-nine".