13738982399 has 4 divisors (see below), whose sum is σ = 13998208536. Its totient is φ = 13479756264.

The previous prime is 13738982393. The next prime is 13738982443. The reversal of 13738982399 is 99328983731.

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 13738982399 - 2²⁴ = 13722205183 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 (13738982393) 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, 129612989 + ... + 129613094.

It is an arithmetic number, because the mean of its divisors is an integer number (3499552134).

Almost surely, 2^13738982399 is an apocalyptic number.

13738982399 is a deficient number, since it is larger than the sum of its proper divisors (259226137).

13738982399 is an equidigital number, since it uses as much as digits as its factorization.

13738982399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259226136.

The product of its digits is 17635968, while the sum is 62.

The spelling of 13738982399 in words is "thirteen billion, seven hundred thirty-eight million, nine hundred eighty-two thousand, three hundred ninety-nine".