12776323074631 has 2 divisors, whose sum is σ = 12776323074632. Its totient is φ = 12776323074630.

The previous prime is 12776323074479. The next prime is 12776323074637. The reversal of 12776323074631 is 13647032367721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12776323074631 - 2¹³ = 12776323066439 is a prime.

It is a super-2 number, since 2×12776323074631² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12776323074637) 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, 6388161537315 + 6388161537316.

It is an arithmetic number, because the mean of its divisors is an integer number (6388161537316).

Almost surely, 2^{12776323074631} is an apocalyptic number.

12776323074631 is a deficient number, since it is larger than the sum of its proper divisors (1).

12776323074631 is an equidigital number, since it uses as much as digits as its factorization.

12776323074631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5334336, while the sum is 52.

The spelling of 12776323074631 in words is "twelve trillion, seven hundred seventy-six billion, three hundred twenty-three million, seventy-four thousand, six hundred thirty-one".