12769926623977 has 2 divisors, whose sum is σ = 12769926623978. Its totient is φ = 12769926623976.

The previous prime is 12769926623953. The next prime is 12769926624023. The reversal of 12769926623977 is 77932662996721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12140005031001 + 629921592976 = 3484251^2 + 793676^2 .

It is a cyclic number.

It is not a de Polignac number, because 12769926623977 - 2⁷ = 12769926623849 is a prime.

It is not a weakly prime, because it can be changed into another prime (12769926623477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6384963311988 + 6384963311989.

It is an arithmetic number, because the mean of its divisors is an integer number (6384963311989).

Almost surely, 2^{12769926623977} is an apocalyptic number.

It is an amenable number.

12769926623977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12769926623977 is an equidigital number, since it uses as much as digits as its factorization.

12769926623977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296243648, while the sum is 76.

The spelling of 12769926623977 in words is "twelve trillion, seven hundred sixty-nine billion, nine hundred twenty-six million, six hundred twenty-three thousand, nine hundred seventy-seven".