82673684161866 has 48 divisors (see below), whose sum is σ = 204718276511424. Its totient is φ = 23620765637952.

The previous prime is 82673684161829. The next prime is 82673684161883. The reversal of 82673684161866 is 66816148637628.

82673684161866 is a `hidden beast` number, since 8 + 2 + 6 + 73 + 68 + 416 + 1 + 86 + 6 = 666.

82673684161866 is digitally balanced in base 4, 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 = 82673684161794 and 82673684161803.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6536061 + ... + 14424543.

It is an arithmetic number, because the mean of its divisors is an integer number (4264964093988).

Almost surely, 2^{82673684161866} is an apocalyptic number.

82673684161866 is an abundant number, since it is smaller than the sum of its proper divisors (122044592349558).

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

82673684161866 is a wasteful number, since it uses less digits than its factorization.

82673684161866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7971675 (or 7971672 counting only the distinct ones).

The product of its digits is 668860416, while the sum is 72.

The spelling of 82673684161866 in words is "eighty-two trillion, six hundred seventy-three billion, six hundred eighty-four million, one hundred sixty-one thousand, eight hundred sixty-six".