18965538314 has 8 divisors (see below), whose sum is σ = 28483387968. Its totient is φ = 9471075660.

The previous prime is 18965538301. The next prime is 18965538323. The reversal of 18965538314 is 41383556981.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5844722 + ... + 5847965.

It is an arithmetic number, because the mean of its divisors is an integer number (3560423496).

Almost surely, 2^18965538314 is an apocalyptic number.

18965538314 is a deficient number, since it is larger than the sum of its proper divisors (9517849654).

18965538314 is a wasteful number, since it uses less digits than its factorization.

18965538314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11693500.

The product of its digits is 3110400, while the sum is 53.

The spelling of 18965538314 in words is "eighteen billion, nine hundred sixty-five million, five hundred thirty-eight thousand, three hundred fourteen".