18183696234186 has 48 divisors (see below), whose sum is σ = 42308447575680. Its totient is φ = 5194909298880.

The previous prime is 18183696234181. The next prime is 18183696234331. The reversal of 18183696234186 is 68143269638181.

It is not an unprimeable number, because it can be changed into a prime (18183696234181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 971775 + ... + 6108333.

It is an arithmetic number, because the mean of its divisors is an integer number (881425991160).

Almost surely, 2^{18183696234186} is an apocalyptic number.

18183696234186 is an abundant number, since it is smaller than the sum of its proper divisors (24124751341494).

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

18183696234186 is a wasteful number, since it uses less digits than its factorization.

18183696234186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5148619 (or 5148612 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 66.

The spelling of 18183696234186 in words is "eighteen trillion, one hundred eighty-three billion, six hundred ninety-six million, two hundred thirty-four thousand, one hundred eighty-six".