18350536718 has 8 divisors (see below), whose sum is σ = 28974531720. Its totient is φ = 8692359480.

The previous prime is 18350536639. The next prime is 18350536733. The reversal of 18350536718 is 81763505381.

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

It is a congruent 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, 241454393 + ... + 241454468.

It is an arithmetic number, because the mean of its divisors is an integer number (3621816465).

Almost surely, 2^18350536718 is an apocalyptic number.

18350536718 is a deficient number, since it is larger than the sum of its proper divisors (10623995002).

18350536718 is a wasteful number, since it uses less digits than its factorization.

18350536718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482908882.

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 18350536718 in words is "eighteen billion, three hundred fifty million, five hundred thirty-six thousand, seven hundred eighteen".