966585801169 has 2 divisors, whose sum is σ = 966585801170. Its totient is φ = 966585801168.

The previous prime is 966585801149. The next prime is 966585801173. The reversal of 966585801169 is 961108585669.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 963365806144 + 3219995025 = 981512^2 + 56745^2 .

It is a cyclic number.

It is not a de Polignac number, because 966585801169 - 2⁹ = 966585800657 is a prime.

It is a super-2 number, since 2×966585801169² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 966585801169.

It is not a weakly prime, because it can be changed into another prime (966585801149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483292900584 + 483292900585.

It is an arithmetic number, because the mean of its divisors is an integer number (483292900585).

Almost surely, 2^966585801169 is an apocalyptic number.

It is an amenable number.

966585801169 is a deficient number, since it is larger than the sum of its proper divisors (1).

966585801169 is an equidigital number, since it uses as much as digits as its factorization.

966585801169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27993600, while the sum is 64.

The spelling of 966585801169 in words is "nine hundred sixty-six billion, five hundred eighty-five million, eight hundred one thousand, one hundred sixty-nine".