12366881877 has 16 divisors (see below), whose sum is σ = 18877793792. Its totient is φ = 7054406640.

The previous prime is 12366881873. The next prime is 12366881927. The reversal of 12366881877 is 77818866321.

12366881877 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12366881877 - 2² = 12366881873 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 (12366881873) 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, 503683 + ... + 527664.

It is an arithmetic number, because the mean of its divisors is an integer number (1179862112).

Almost surely, 2^12366881877 is an apocalyptic number.

It is an amenable number.

12366881877 is a deficient number, since it is larger than the sum of its proper divisors (6510911915).

12366881877 is a wasteful number, since it uses less digits than its factorization.

12366881877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031928.

The product of its digits is 5419008, while the sum is 57.

The spelling of 12366881877 in words is "twelve billion, three hundred sixty-six million, eight hundred eighty-one thousand, eight hundred seventy-seven".