12000168467789 has 2 divisors, whose sum is σ = 12000168467790. Its totient is φ = 12000168467788.

The previous prime is 12000168467761. The next prime is 12000168467813. The reversal of 12000168467789 is 98776486100021.

12000168467789 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 can be written as a sum of positive squares in only one way, i.e., 11435671698889 + 564496768900 = 3381667^2 + 751330^2 .

It is a cyclic number.

It is not a de Polignac number, because 12000168467789 - 2¹⁶ = 12000168402253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12000168464789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000084233894 + 6000084233895.

It is an arithmetic number, because the mean of its divisors is an integer number (6000084233895).

Almost surely, 2^{12000168467789} is an apocalyptic number.

It is an amenable number.

12000168467789 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000168467789 is an equidigital number, since it uses as much as digits as its factorization.

12000168467789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8128512, while the sum is 59.

The spelling of 12000168467789 in words is "twelve trillion, one hundred sixty-eight million, four hundred sixty-seven thousand, seven hundred eighty-nine".