2668307082671 has 2 divisors, whose sum is σ = 2668307082672. Its totient is φ = 2668307082670.

The previous prime is 2668307082667. The next prime is 2668307082691. The reversal of 2668307082671 is 1762807038662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2668307082671 - 2² = 2668307082667 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2668307082691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1334153541335 + 1334153541336.

It is an arithmetic number, because the mean of its divisors is an integer number (1334153541336).

Almost surely, 2^{2668307082671} is an apocalyptic number.

2668307082671 is a deficient number, since it is larger than the sum of its proper divisors (1).

2668307082671 is an equidigital number, since it uses as much as digits as its factorization.

2668307082671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8128512, while the sum is 56.

The spelling of 2668307082671 in words is "two trillion, six hundred sixty-eight billion, three hundred seven million, eighty-two thousand, six hundred seventy-one".