18018105117096 has 64 divisors (see below), whose sum is σ = 51542400009600. Its totient is φ = 5141820066048.

The previous prime is 18018105117091. The next prime is 18018105117113. The reversal of 18018105117096 is 69071150181081.

It is a super-2 number, since 2×18018105117096² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (18018105117091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64547475 + ... + 64826018.

It is an arithmetic number, because the mean of its divisors is an integer number (805350000150).

Almost surely, 2^{18018105117096} is an apocalyptic number.

It is an amenable number.

18018105117096 is an abundant number, since it is smaller than the sum of its proper divisors (33524294892504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18018105117096 is a wasteful number, since it uses less digits than its factorization.

18018105117096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129374338 (or 129374334 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 48.

The spelling of 18018105117096 in words is "eighteen trillion, eighteen billion, one hundred five million, one hundred seventeen thousand, ninety-six".