18332545339 has 4 divisors (see below), whose sum is σ = 18350022600. Its totient is φ = 18315068080.

The previous prime is 18332545327. The next prime is 18332545369. The reversal of 18332545339 is 93354523381.

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 18332545339 - 2⁹ = 18332544827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18332545369) 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, 8737057 + ... + 8739154.

It is an arithmetic number, because the mean of its divisors is an integer number (4587505650).

Almost surely, 2^18332545339 is an apocalyptic number.

18332545339 is a deficient number, since it is larger than the sum of its proper divisors (17477261).

18332545339 is a wasteful number, since it uses less digits than its factorization.

18332545339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17477260.

The product of its digits is 1166400, while the sum is 46.

The spelling of 18332545339 in words is "eighteen billion, three hundred thirty-two million, five hundred forty-five thousand, three hundred thirty-nine".