12792668663 has 2 divisors, whose sum is σ = 12792668664. Its totient is φ = 12792668662.

The previous prime is 12792668611. The next prime is 12792668677. The reversal of 12792668663 is 36686629721.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12792668663 - 2¹⁰ = 12792667639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12792668599 and 12792668608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12792667663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6396334331 + 6396334332.

It is an arithmetic number, because the mean of its divisors is an integer number (6396334332).

Almost surely, 2^12792668663 is an apocalyptic number.

12792668663 is a deficient number, since it is larger than the sum of its proper divisors (1).

12792668663 is an equidigital number, since it uses as much as digits as its factorization.

12792668663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 56.

The spelling of 12792668663 in words is "twelve billion, seven hundred ninety-two million, six hundred sixty-eight thousand, six hundred sixty-three".