82816689148 has 12 divisors (see below), whose sum is σ = 145224380952. Its totient is φ = 41324008880.

The previous prime is 82816689047. The next prime is 82816689203. The reversal of 82816689148 is 84198661828.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 21081715 + ... + 21085642.

It is an arithmetic number, because the mean of its divisors is an integer number (12102031746).

Almost surely, 2^82816689148 is an apocalyptic number.

It is an amenable number.

82816689148 is a deficient number, since it is larger than the sum of its proper divisors (62407691804).

82816689148 is a wasteful number, since it uses less digits than its factorization.

82816689148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42167852 (or 42167850 counting only the distinct ones).

The product of its digits is 10616832, while the sum is 61.

The spelling of 82816689148 in words is "eighty-two billion, eight hundred sixteen million, six hundred eighty-nine thousand, one hundred forty-eight".