18334073859 has 8 divisors (see below), whose sum is σ = 24468695232. Its totient is φ = 12211084200.

The previous prime is 18334073837. The next prime is 18334073969. The reversal of 18334073859 is 95837043381.

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

It is not a de Polignac number, because 18334073859 - 2⁹ = 18334073347 is a prime.

It is a super-2 number, since 2×18334073859² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (18334073159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2904249 + ... + 2910554.

It is an arithmetic number, because the mean of its divisors is an integer number (3058586904).

Almost surely, 2^18334073859 is an apocalyptic number.

18334073859 is a deficient number, since it is larger than the sum of its proper divisors (6134621373).

18334073859 is a wasteful number, since it uses less digits than its factorization.

18334073859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5815857.

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 18334073859 in words is "eighteen billion, three hundred thirty-four million, seventy-three thousand, eight hundred fifty-nine".