266006663366371 has 2 divisors, whose sum is σ = 266006663366372. Its totient is φ = 266006663366370.

The previous prime is 266006663366231. The next prime is 266006663366501. The reversal of 266006663366371 is 173663366600662.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-266006663366371 is a prime.

It is not a weakly prime, because it can be changed into another prime (266006663466371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133003331683185 + 133003331683186.

It is an arithmetic number, because the mean of its divisors is an integer number (133003331683186).

Almost surely, 2^{266006663366371} is an apocalyptic number.

266006663366371 is a deficient number, since it is larger than the sum of its proper divisors (1).

266006663366371 is an equidigital number, since it uses as much as digits as its factorization.

266006663366371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105815808, while the sum is 61.

The spelling of 266006663366371 in words is "two hundred sixty-six trillion, six billion, six hundred sixty-three million, three hundred sixty-six thousand, three hundred seventy-one".