13973588899 has 4 divisors (see below), whose sum is σ = 13974136200. Its totient is φ = 13973041600.

The previous prime is 13973588891. The next prime is 13973588903. The reversal of 13973588899 is 99888537931.

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 13973588899 - 2³ = 13973588891 is a prime.

It is a super-2 number, since 2×13973588899² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13973588891) 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, 233377 + ... + 287074.

It is an arithmetic number, because the mean of its divisors is an integer number (3493534050).

Almost surely, 2^13973588899 is an apocalyptic number.

13973588899 is a deficient number, since it is larger than the sum of its proper divisors (547301).

13973588899 is an equidigital number, since it uses as much as digits as its factorization.

13973588899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547300.

The product of its digits is 117573120, while the sum is 70.

The spelling of 13973588899 in words is "thirteen billion, nine hundred seventy-three million, five hundred eighty-eight thousand, eight hundred ninety-nine".