12795806665063 has 2 divisors, whose sum is σ = 12795806665064. Its totient is φ = 12795806665062.

The previous prime is 12795806665051. The next prime is 12795806665111. The reversal of 12795806665063 is 36056660859721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12795806665063 - 2³³ = 12787216730471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12795806664986 and 12795806665004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12795806665163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6397903332531 + 6397903332532.

It is an arithmetic number, because the mean of its divisors is an integer number (6397903332532).

Almost surely, 2^{12795806665063} is an apocalyptic number.

12795806665063 is a deficient number, since it is larger than the sum of its proper divisors (1).

12795806665063 is an equidigital number, since it uses as much as digits as its factorization.

12795806665063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97977600, while the sum is 64.

The spelling of 12795806665063 in words is "twelve trillion, seven hundred ninety-five billion, eight hundred six million, six hundred sixty-five thousand, sixty-three".