18823314398 has 16 divisors (see below), whose sum is σ = 32522625024. Its totient is φ = 8003613240.

The previous prime is 18823314373. The next prime is 18823314401. The reversal of 18823314398 is 89341332881.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5291618 + ... + 5295173.

It is an arithmetic number, because the mean of its divisors is an integer number (2032664064).

Almost surely, 2^18823314398 is an apocalyptic number.

18823314398 is a deficient number, since it is larger than the sum of its proper divisors (13699310626).

18823314398 is a wasteful number, since it uses less digits than its factorization.

18823314398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10586927.

The product of its digits is 995328, while the sum is 50.

The spelling of 18823314398 in words is "eighteen billion, eight hundred twenty-three million, three hundred fourteen thousand, three hundred ninety-eight".