35685354673 has 2 divisors, whose sum is σ = 35685354674. Its totient is φ = 35685354672.

The previous prime is 35685354641. The next prime is 35685354701. The reversal of 35685354673 is 37645358653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35663189409 + 22165264 = 188847^2 + 4708^2 .

It is a cyclic number.

It is not a de Polignac number, because 35685354673 - 2⁵ = 35685354641 is a prime.

It is not a weakly prime, because it can be changed into another prime (35685351673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17842677336 + 17842677337.

It is an arithmetic number, because the mean of its divisors is an integer number (17842677337).

Almost surely, 2^35685354673 is an apocalyptic number.

It is an amenable number.

35685354673 is a deficient number, since it is larger than the sum of its proper divisors (1).

35685354673 is an equidigital number, since it uses as much as digits as its factorization.

35685354673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216000, while the sum is 55.

The spelling of 35685354673 in words is "thirty-five billion, six hundred eighty-five million, three hundred fifty-four thousand, six hundred seventy-three".