12116922469887 has 16 divisors (see below), whose sum is σ = 17010198446720. Its totient is φ = 7650996976800.

The previous prime is 12116922469859. The next prime is 12116922469937. The reversal of 12116922469887 is 78896422961121.

It is not a de Polignac number, because 12116922469887 - 2³⁴ = 12099742600703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12116922461887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24701689 + ... + 25187442.

It is an arithmetic number, because the mean of its divisors is an integer number (1063137402920).

Almost surely, 2^{12116922469887} is an apocalyptic number.

12116922469887 is a deficient number, since it is larger than the sum of its proper divisors (4893275976833).

12116922469887 is a wasteful number, since it uses less digits than its factorization.

12116922469887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49893414.

The product of its digits is 41803776, while the sum is 66.

The spelling of 12116922469887 in words is "twelve trillion, one hundred sixteen billion, nine hundred twenty-two million, four hundred sixty-nine thousand, eight hundred eighty-seven".