82850106869 has 2 divisors, whose sum is σ = 82850106870. Its totient is φ = 82850106868.

The previous prime is 82850106827. The next prime is 82850106887. The reversal of 82850106869 is 96860105828.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48565140625 + 34284966244 = 220375^2 + 185162^2 .

It is a cyclic number.

It is not a de Polignac number, because 82850106869 - 2¹² = 82850102773 is a prime.

It is a super-2 number, since 2×82850106869² (a number of 23 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 82850106869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82850106569) 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, 41425053434 + 41425053435.

It is an arithmetic number, because the mean of its divisors is an integer number (41425053435).

Almost surely, 2^82850106869 is an apocalyptic number.

It is an amenable number.

82850106869 is a deficient number, since it is larger than the sum of its proper divisors (1).

82850106869 is an equidigital number, since it uses as much as digits as its factorization.

82850106869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1658880, while the sum is 53.

The spelling of 82850106869 in words is "eighty-two billion, eight hundred fifty million, one hundred six thousand, eight hundred sixty-nine".