12466712118 has 64 divisors (see below), whose sum is σ = 29359687680. Its totient is φ = 3455219712.

The previous prime is 12466712039. The next prime is 12466712171. The reversal of 12466712118 is 81121766421.

It is a super-2 number, since 2×12466712118² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 195118 + ... + 251006.

It is an arithmetic number, because the mean of its divisors is an integer number (458745120).

Almost surely, 2^12466712118 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12466712118, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14679843840).

12466712118 is an abundant number, since it is smaller than the sum of its proper divisors (16892975562).

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

12466712118 is a wasteful number, since it uses less digits than its factorization.

12466712118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56061.

The product of its digits is 32256, while the sum is 39.

The spelling of 12466712118 in words is "twelve billion, four hundred sixty-six million, seven hundred twelve thousand, one hundred eighteen".