13728319599 has 16 divisors (see below), whose sum is σ = 18942628320. Its totient is φ = 8833345920.

The previous prime is 13728319573. The next prime is 13728319601. The reversal of 13728319599 is 99591382731.

It is not a de Polignac number, because 13728319599 - 2⁸ = 13728319343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13728319399) 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, 219009 + ... + 274629.

It is an arithmetic number, because the mean of its divisors is an integer number (1183914270).

Almost surely, 2^13728319599 is an apocalyptic number.

13728319599 is a deficient number, since it is larger than the sum of its proper divisors (5214308721).

13728319599 is a wasteful number, since it uses less digits than its factorization.

13728319599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58490.

The product of its digits is 3674160, while the sum is 57.

The spelling of 13728319599 in words is "thirteen billion, seven hundred twenty-eight million, three hundred nineteen thousand, five hundred ninety-nine".