13337064809 has 4 divisors (see below), whose sum is σ = 13916937216. Its totient is φ = 12757192404.

The previous prime is 13337064803. The next prime is 13337064817. The reversal of 13337064809 is 90846073331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13337064809 - 2²⁰ = 13336016233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13337064809.

It is not an unprimeable number, because it can be changed into a prime (13337064803) 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, 289936169 + ... + 289936214.

It is an arithmetic number, because the mean of its divisors is an integer number (3479234304).

Almost surely, 2^13337064809 is an apocalyptic number.

It is an amenable number.

13337064809 is a deficient number, since it is larger than the sum of its proper divisors (579872407).

13337064809 is an equidigital number, since it uses as much as digits as its factorization.

13337064809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579872406.

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 13337064809 in words is "thirteen billion, three hundred thirty-seven million, sixty-four thousand, eight hundred nine".