12976812173279 has 2 divisors, whose sum is σ = 12976812173280. Its totient is φ = 12976812173278.

The previous prime is 12976812173267. The next prime is 12976812173291. The reversal of 12976812173279 is 97237121867921.

It is a balanced prime because it is at equal distance from previous prime (12976812173267) and next prime (12976812173291).

It is a cyclic number.

It is not a de Polignac number, because 12976812173279 - 2¹² = 12976812169183 is a prime.

It is a super-2 number, since 2×12976812173279² (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 (12976812173779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6488406086639 + 6488406086640.

It is an arithmetic number, because the mean of its divisors is an integer number (6488406086640).

Almost surely, 2^{12976812173279} is an apocalyptic number.

12976812173279 is a deficient number, since it is larger than the sum of its proper divisors (1).

12976812173279 is an equidigital number, since it uses as much as digits as its factorization.

12976812173279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32006016, while the sum is 65.

The spelling of 12976812173279 in words is "twelve trillion, nine hundred seventy-six billion, eight hundred twelve million, one hundred seventy-three thousand, two hundred seventy-nine".