12378085966067 has 2 divisors, whose sum is σ = 12378085966068. Its totient is φ = 12378085966066.

The previous prime is 12378085966021. The next prime is 12378085966109. The reversal of 12378085966067 is 76066958087321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12378085966067 - 2¹⁴ = 12378085949683 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12378085965988 and 12378085966006.

It is not a weakly prime, because it can be changed into another prime (12378085966007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6189042983033 + 6189042983034.

It is an arithmetic number, because the mean of its divisors is an integer number (6189042983034).

Almost surely, 2^{12378085966067} is an apocalyptic number.

12378085966067 is a deficient number, since it is larger than the sum of its proper divisors (1).

12378085966067 is an equidigital number, since it uses as much as digits as its factorization.

12378085966067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 182891520, while the sum is 68.

The spelling of 12378085966067 in words is "twelve trillion, three hundred seventy-eight billion, eighty-five million, nine hundred sixty-six thousand, sixty-seven".