671044601677211 has 2 divisors, whose sum is σ = 671044601677212. Its totient is φ = 671044601677210.

The previous prime is 671044601677139. The next prime is 671044601677279. The reversal of 671044601677211 is 112776106440176.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 671044601677211 - 2¹⁴ = 671044601660827 is a prime.

It is not a weakly prime, because it can be changed into another prime (671044601671211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335522300838605 + 335522300838606.

It is an arithmetic number, because the mean of its divisors is an integer number (335522300838606).

Almost surely, 2^{671044601677211} is an apocalyptic number.

671044601677211 is a deficient number, since it is larger than the sum of its proper divisors (1).

671044601677211 is an equidigital number, since it uses as much as digits as its factorization.

671044601677211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2370816, while the sum is 53.

The spelling of 671044601677211 in words is "six hundred seventy-one trillion, forty-four billion, six hundred one million, six hundred seventy-seven thousand, two hundred eleven".