13888697159999 has 4 divisors (see below), whose sum is σ = 13888722138000. Its totient is φ = 13888672182000.

The previous prime is 13888697159993. The next prime is 13888697160101. The reversal of 13888697159999 is 99995179688831.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13888697159999 - 2³⁶ = 13819977683263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13888697159993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11635502 + ... + 12773499.

It is an arithmetic number, because the mean of its divisors is an integer number (3472180534500).

Almost surely, 2^{13888697159999} is an apocalyptic number.

13888697159999 is a deficient number, since it is larger than the sum of its proper divisors (24978001).

13888697159999 is an equidigital number, since it uses as much as digits as its factorization.

13888697159999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24978000.

The product of its digits is 19046845440, while the sum is 92.

The spelling of 13888697159999 in words is "thirteen trillion, eight hundred eighty-eight billion, six hundred ninety-seven million, one hundred fifty-nine thousand, nine hundred ninety-nine".