12876821299 has 2 divisors, whose sum is σ = 12876821300. Its totient is φ = 12876821298.

The previous prime is 12876821281. The next prime is 12876821311. The reversal of 12876821299 is 99212867821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12876821299 - 2²³ = 12868432691 is a prime.

It is not a weakly prime, because it can be changed into another prime (12876821249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6438410649 + 6438410650.

It is an arithmetic number, because the mean of its divisors is an integer number (6438410650).

Almost surely, 2^12876821299 is an apocalyptic number.

12876821299 is a deficient number, since it is larger than the sum of its proper divisors (1).

12876821299 is an equidigital number, since it uses as much as digits as its factorization.

12876821299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 55.

The spelling of 12876821299 in words is "twelve billion, eight hundred seventy-six million, eight hundred twenty-one thousand, two hundred ninety-nine".