666027066073267 has 2 divisors, whose sum is σ = 666027066073268. Its totient is φ = 666027066073266.

The previous prime is 666027066073253. The next prime is 666027066073307. The reversal of 666027066073267 is 762370660720666.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 666027066073267 - 2⁷ = 666027066073139 is a prime.

It is a super-2 number, since 2×666027066073267² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 666027066073199 and 666027066073208.

It is not a weakly prime, because it can be changed into another prime (666027066077267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333013533036633 + 333013533036634.

It is an arithmetic number, because the mean of its divisors is an integer number (333013533036634).

Almost surely, 2^{666027066073267} is an apocalyptic number.

666027066073267 is a deficient number, since it is larger than the sum of its proper divisors (1).

666027066073267 is an equidigital number, since it uses as much as digits as its factorization.

666027066073267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192036096, while the sum is 64.

The spelling of 666027066073267 in words is "six hundred sixty-six trillion, twenty-seven billion, sixty-six million, seventy-three thousand, two hundred sixty-seven".