12456056564011 has 2 divisors, whose sum is σ = 12456056564012. Its totient is φ = 12456056564010.

The previous prime is 12456056563883. The next prime is 12456056564071. The reversal of 12456056564011 is 11046565065421.

12456056564011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12456056564011 - 2⁷ = 12456056563883 is a prime.

It is not a weakly prime, because it can be changed into another prime (12456056564071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6228028282005 + 6228028282006.

It is an arithmetic number, because the mean of its divisors is an integer number (6228028282006).

Almost surely, 2^{12456056564011} is an apocalyptic number.

12456056564011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12456056564011 is an equidigital number, since it uses as much as digits as its factorization.

12456056564011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 12456056564011 in words is "twelve trillion, four hundred fifty-six billion, fifty-six million, five hundred sixty-four thousand, eleven".