12676857658841 has 2 divisors, whose sum is σ = 12676857658842. Its totient is φ = 12676857658840.

The previous prime is 12676857658823. The next prime is 12676857658849. The reversal of 12676857658841 is 14885675867621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12277812768841 + 399044890000 = 3503971^2 + 631700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12676857658841 is a prime.

It is not a weakly prime, because it can be changed into another prime (12676857658849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6338428829420 + 6338428829421.

It is an arithmetic number, because the mean of its divisors is an integer number (6338428829421).

Almost surely, 2^{12676857658841} is an apocalyptic number.

It is an amenable number.

12676857658841 is a deficient number, since it is larger than the sum of its proper divisors (1).

12676857658841 is an equidigital number, since it uses as much as digits as its factorization.

12676857658841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1083801600, while the sum is 74.

The spelling of 12676857658841 in words is "twelve trillion, six hundred seventy-six billion, eight hundred fifty-seven million, six hundred fifty-eight thousand, eight hundred forty-one".