82638851882568 has 32 divisors (see below), whose sum is σ = 206632451844000. Its totient is φ = 27541574342528.

The previous prime is 82638851882551. The next prime is 82638851882593. The reversal of 82638851882568 is 86528815883628.

82638851882568 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 82638851882493 and 82638851882502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294207846 + ... + 294488597.

It is an arithmetic number, because the mean of its divisors is an integer number (6457264120125).

Almost surely, 2^{82638851882568} is an apocalyptic number.

It is an amenable number.

82638851882568 is an abundant number, since it is smaller than the sum of its proper divisors (123993599961432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82638851882568 is a wasteful number, since it uses less digits than its factorization.

82638851882568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588702301 (or 588702297 counting only the distinct ones).

The product of its digits is 2831155200, while the sum is 78.

The spelling of 82638851882568 in words is "eighty-two trillion, six hundred thirty-eight billion, eight hundred fifty-one million, eight hundred eighty-two thousand, five hundred sixty-eight".