82668247041338 has 32 divisors (see below), whose sum is σ = 146613404021760. Its totient is φ = 34205306728320.

The previous prime is 82668247041269. The next prime is 82668247041349. The reversal of 82668247041338 is 83314074286628.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473483 + ... + 12867038.

It is an arithmetic number, because the mean of its divisors is an integer number (4581668875680).

Almost surely, 2^{82668247041338} is an apocalyptic number.

82668247041338 is a deficient number, since it is larger than the sum of its proper divisors (63945156980422).

82668247041338 is a wasteful number, since it uses less digits than its factorization.

82668247041338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13355822.

The product of its (nonzero) digits is 74317824, while the sum is 62.

The spelling of 82668247041338 in words is "eighty-two trillion, six hundred sixty-eight billion, two hundred forty-seven million, forty-one thousand, three hundred thirty-eight".