82122168960808 has 32 divisors (see below), whose sum is σ = 163736387179560. Its totient is φ = 38479865067520.

The previous prime is 82122168960739. The next prime is 82122168960817. The reversal of 82122168960808 is 80806986122128.

It can be written as a sum of positive squares in 4 ways, for example, as 48009350338884 + 34112818621924 = 6928878^2 + 5840618^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295761183 + ... + 1295824558.

Almost surely, 2^{82122168960808} is an apocalyptic number.

It is an amenable number.

82122168960808 is a deficient number, since it is larger than the sum of its proper divisors (81614218218752).

82122168960808 is a wasteful number, since it uses less digits than its factorization.

82122168960808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2591585997 (or 2591585993 counting only the distinct ones).

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

The spelling of 82122168960808 in words is "eighty-two trillion, one hundred twenty-two billion, one hundred sixty-eight million, nine hundred sixty thousand, eight hundred eight".