82889297171 has 2 divisors, whose sum is σ = 82889297172. Its totient is φ = 82889297170.

The previous prime is 82889297167. The next prime is 82889297233. The reversal of 82889297171 is 17179298828.

It is an a-pointer prime, because the next prime (82889297233) can be obtained adding 82889297171 to its sum of digits (62).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82889297171 - 2² = 82889297167 is a prime.

It is not a weakly prime, because it can be changed into another prime (82889297131) 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, 41444648585 + 41444648586.

It is an arithmetic number, because the mean of its divisors is an integer number (41444648586).

Almost surely, 2^82889297171 is an apocalyptic number.

82889297171 is a deficient number, since it is larger than the sum of its proper divisors (1).

82889297171 is an equidigital number, since it uses as much as digits as its factorization.

82889297171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8128512, while the sum is 62.

The spelling of 82889297171 in words is "eighty-two billion, eight hundred eighty-nine million, two hundred ninety-seven thousand, one hundred seventy-one".