27116068881 has 16 divisors (see below), whose sum is σ = 39444307200. Its totient is φ = 16432834320.

The previous prime is 27116068741. The next prime is 27116068901. The reversal of 27116068881 is 18886061172.

It is a happy number.

It is not a de Polignac number, because 27116068881 - 2¹⁰ = 27116067857 is a prime.

It is a super-2 number, since 2×27116068881² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27116068881.

It is not an unprimeable number, because it can be changed into a prime (27116068181) 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 15 ways as a sum of consecutive naturals, for example, 912646 + ... + 941888.

It is an arithmetic number, because the mean of its divisors is an integer number (2465269200).

Almost surely, 2^27116068881 is an apocalyptic number.

It is an amenable number.

27116068881 is a deficient number, since it is larger than the sum of its proper divisors (12328238319).

27116068881 is a wasteful number, since it uses less digits than its factorization.

27116068881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57356.

The product of its (nonzero) digits is 258048, while the sum is 48.

The spelling of 27116068881 in words is "twenty-seven billion, one hundred sixteen million, sixty-eight thousand, eight hundred eighty-one".