18216320835148 has 12 divisors (see below), whose sum is σ = 31879967882560. Its totient is φ = 9107758582992.

The previous prime is 18216320835143. The next prime is 18216320835179. The reversal of 18216320835148 is 84153802361281.

It is a junction number, because it is equal to n+sod(n) for n = 18216320835095 and 18216320835104.

It is not an unprimeable number, because it can be changed into a prime (18216320835143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100356636 + ... + 100537987.

Almost surely, 2^{18216320835148} is an apocalyptic number.

It is an amenable number.

18216320835148 is a deficient number, since it is larger than the sum of its proper divisors (13663647047412).

18216320835148 is a wasteful number, since it uses less digits than its factorization.

18216320835148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200917296 (or 200917294 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 52.

The spelling of 18216320835148 in words is "eighteen trillion, two hundred sixteen billion, three hundred twenty million, eight hundred thirty-five thousand, one hundred forty-eight".