12468013346777 has 2 divisors, whose sum is σ = 12468013346778. Its totient is φ = 12468013346776.

The previous prime is 12468013346773. The next prime is 12468013346827. The reversal of 12468013346777 is 77764331086421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6751079744656 + 5716933602121 = 2598284^2 + 2391011^2 .

It is a cyclic number.

It is not a de Polignac number, because 12468013346777 - 2² = 12468013346773 is a prime.

It is not a weakly prime, because it can be changed into another prime (12468013346773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6234006673388 + 6234006673389.

It is an arithmetic number, because the mean of its divisors is an integer number (6234006673389).

Almost surely, 2^{12468013346777} is an apocalyptic number.

It is an amenable number.

12468013346777 is a deficient number, since it is larger than the sum of its proper divisors (1).

12468013346777 is an equidigital number, since it uses as much as digits as its factorization.

12468013346777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28449792, while the sum is 59.

The spelling of 12468013346777 in words is "twelve trillion, four hundred sixty-eight billion, thirteen million, three hundred forty-six thousand, seven hundred seventy-seven".