12345666714701 has 2 divisors, whose sum is σ = 12345666714702. Its totient is φ = 12345666714700.

The previous prime is 12345666714677. The next prime is 12345666714863. The reversal of 12345666714701 is 10741766654321.

12345666714701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10550147113801 + 1795519600900 = 3248099^2 + 1339970^2 .

It is a cyclic number.

It is not a de Polignac number, because 12345666714701 - 2²² = 12345662520397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12345666714401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6172833357350 + 6172833357351.

It is an arithmetic number, because the mean of its divisors is an integer number (6172833357351).

Almost surely, 2^{12345666714701} is an apocalyptic number.

It is an amenable number.

12345666714701 is a deficient number, since it is larger than the sum of its proper divisors (1).

12345666714701 is an equidigital number, since it uses as much as digits as its factorization.

12345666714701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 12345666714701 in words is "twelve trillion, three hundred forty-five billion, six hundred sixty-six million, seven hundred fourteen thousand, seven hundred one".