486666667217 has 2 divisors, whose sum is σ = 486666667218. Its totient is φ = 486666667216.

The previous prime is 486666667189. The next prime is 486666667231. The reversal of 486666667217 is 712766666684.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 453940410001 + 32726257216 = 673751^2 + 180904^2 .

It is a cyclic number.

It is not a de Polignac number, because 486666667217 - 2¹⁸ = 486666405073 is a prime.

It is not a weakly prime, because it can be changed into another prime (486666667247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243333333608 + 243333333609.

It is an arithmetic number, because the mean of its divisors is an integer number (243333333609).

Almost surely, 2^486666667217 is an apocalyptic number.

It is an amenable number.

486666667217 is a deficient number, since it is larger than the sum of its proper divisors (1).

486666667217 is an equidigital number, since it uses as much as digits as its factorization.

486666667217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 146313216, while the sum is 65.

The spelling of 486666667217 in words is "four hundred eighty-six billion, six hundred sixty-six million, six hundred sixty-seven thousand, two hundred seventeen".