9685850585869 has 2 divisors, whose sum is σ = 9685850585870. Its totient is φ = 9685850585868.

The previous prime is 9685850585863. The next prime is 9685850585977.

9685850585869 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9476762049225 + 209088536644 = 3078435^2 + 457262^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 9685850585869 - 2⁵ = 9685850585837 is a prime.

It is a super-2 number, since 2×9685850585869² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9685850585792 and 9685850585801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9685850585863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4842925292934 + 4842925292935.

It is an arithmetic number, because the mean of its divisors is an integer number (4842925292935).

Almost surely, 2^{9685850585869} is an apocalyptic number.

It is an amenable number.

9685850585869 is a deficient number, since it is larger than the sum of its proper divisors (1).

9685850585869 is an equidigital number, since it uses as much as digits as its factorization.

9685850585869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960000, while the sum is 82.

The spelling of 9685850585869 in words is "nine trillion, six hundred eighty-five billion, eight hundred fifty million, five hundred eighty-five thousand, eight hundred sixty-nine".