13599897045 has 96 divisors (see below), whose sum is σ = 26958267648. Its totient is φ = 5730103296.

The previous prime is 13599897041. The next prime is 13599897109. The reversal of 13599897045 is 54079899531.

It is not a de Polignac number, because 13599897045 - 2² = 13599897041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13599897045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13599897041) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1397637 + ... + 1407333.

It is an arithmetic number, because the mean of its divisors is an integer number (280815288).

Almost surely, 2^13599897045 is an apocalyptic number.

13599897045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13599897045 is a deficient number, since it is larger than the sum of its proper divisors (13358370603).

13599897045 is a wasteful number, since it uses less digits than its factorization.

13599897045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9787 (or 9768 counting only the distinct ones).

The product of its (nonzero) digits is 12247200, while the sum is 60.

The spelling of 13599897045 in words is "thirteen billion, five hundred ninety-nine million, eight hundred ninety-seven thousand, forty-five".