12676889977 has 2 divisors, whose sum is σ = 12676889978. Its totient is φ = 12676889976.

The previous prime is 12676889941. The next prime is 12676890001. The reversal of 12676889977 is 77998867621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12664351296 + 12538681 = 112536^2 + 3541^2 .

It is a cyclic number.

It is not a de Polignac number, because 12676889977 - 2¹¹ = 12676887929 is a prime.

It is not a weakly prime, because it can be changed into another prime (12676889677) 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 as a sum of consecutive naturals, namely, 6338444988 + 6338444989.

It is an arithmetic number, because the mean of its divisors is an integer number (6338444989).

Almost surely, 2^12676889977 is an apocalyptic number.

It is an amenable number.

12676889977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12676889977 is an equidigital number, since it uses as much as digits as its factorization.

12676889977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 128024064, while the sum is 70.

The spelling of 12676889977 in words is "twelve billion, six hundred seventy-six million, eight hundred eighty-nine thousand, nine hundred seventy-seven".