18026360339 has 12 divisors (see below), whose sum is σ = 19682653536. Its totient is φ = 16411712832.

The previous prime is 18026360323. The next prime is 18026360351. The reversal of 18026360339 is 93306362081.

It is not a de Polignac number, because 18026360339 - 2⁴ = 18026360323 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 18026360296 and 18026360305.

It is not an unprimeable number, because it can be changed into a prime (18026360389) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60827 + ... + 199380.

It is an arithmetic number, because the mean of its divisors is an integer number (1640221128).

Almost surely, 2^18026360339 is an apocalyptic number.

18026360339 is a deficient number, since it is larger than the sum of its proper divisors (1656293197).

18026360339 is an equidigital number, since it uses as much as digits as its factorization.

18026360339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260366 (or 260293 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 18026360339 in words is "eighteen billion, twenty-six million, three hundred sixty thousand, three hundred thirty-nine".