12084924618 has 48 divisors (see below), whose sum is σ = 29107792896. Its totient is φ = 3598486560.

The previous prime is 12084924611. The next prime is 12084924641. The reversal of 12084924618 is 81642948021.

12084924618 is a `hidden beast` number, since 1 + 2 + 0 + 8 + 4 + 9 + 24 + 618 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12084924611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 825730 + ... + 840237.

It is an arithmetic number, because the mean of its divisors is an integer number (606412352).

Almost surely, 2^12084924618 is an apocalyptic number.

12084924618 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12084924618 is an abundant number, since it is smaller than the sum of its proper divisors (17022868278).

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

12084924618 is a wasteful number, since it uses less digits than its factorization.

12084924618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666019 (or 1666016 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 12084924618 in words is "twelve billion, eighty-four million, nine hundred twenty-four thousand, six hundred eighteen".