82424884868 has 12 divisors (see below), whose sum is σ = 144246844812. Its totient is φ = 41211500640.

The previous prime is 82424884771. The next prime is 82424884939. The reversal of 82424884868 is 86848842428.

It can be written as a sum of positive squares in 2 ways, for example, as 72306134404 + 10118750464 = 268898^2 + 100592^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 82424884868.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15755 + ... + 406322.

It is an arithmetic number, because the mean of its divisors is an integer number (12020570401).

Almost surely, 2^82424884868 is an apocalyptic number.

It is an amenable number.

82424884868 is a deficient number, since it is larger than the sum of its proper divisors (61821959944).

82424884868 is a wasteful number, since it uses less digits than its factorization.

82424884868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470902 (or 470900 counting only the distinct ones).

The product of its digits is 50331648, while the sum is 62.

The spelling of 82424884868 in words is "eighty-two billion, four hundred twenty-four million, eight hundred eighty-four thousand, eight hundred sixty-eight".