12116724279 has 16 divisors (see below), whose sum is σ = 18661052160. Its totient is φ = 6911500160.

The previous prime is 12116724223. The next prime is 12116724281. The reversal of 12116724279 is 97242761121.

12116724279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12116724279 - 2¹¹ = 12116722231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12116724279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12116724209) 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, 10798659 + ... + 10799780.

It is an arithmetic number, because the mean of its divisors is an integer number (1166315760).

Almost surely, 2^12116724279 is an apocalyptic number.

12116724279 is a deficient number, since it is larger than the sum of its proper divisors (6544327881).

12116724279 is a wasteful number, since it uses less digits than its factorization.

12116724279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21598470.

The product of its digits is 84672, while the sum is 42.

The spelling of 12116724279 in words is "twelve billion, one hundred sixteen million, seven hundred twenty-four thousand, two hundred seventy-nine".