12116727744739 has 16 divisors (see below), whose sum is σ = 13504852224000. Its totient is φ = 10803657481344.

The previous prime is 12116727744707. The next prime is 12116727744761. The reversal of 12116727744739 is 93744772761121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12116727744739 - 2⁵ = 12116727744707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12116727744839) 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, 56352774 + ... + 56567380.

It is an arithmetic number, because the mean of its divisors is an integer number (844053264000).

Almost surely, 2^{12116727744739} is an apocalyptic number.

12116727744739 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

12116727744739 is a deficient number, since it is larger than the sum of its proper divisors (1388124479261).

12116727744739 is a wasteful number, since it uses less digits than its factorization.

12116727744739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389442.

The product of its digits is 24893568, while the sum is 61.

The spelling of 12116727744739 in words is "twelve trillion, one hundred sixteen billion, seven hundred twenty-seven million, seven hundred forty-four thousand, seven hundred thirty-nine".