82194217993368 has 48 divisors (see below), whose sum is σ = 239733135816720. Its totient is φ = 25290528613056.

The previous prime is 82194217993357. The next prime is 82194217993397. The reversal of 82194217993368 is 86339971249128.

82194217993368 is a `hidden beast` number, since 8 + 2 + 1 + 9 + 4 + 2 + 179 + 93 + 368 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 82194217993296 and 82194217993305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43907166796 + ... + 43907168667.

It is an arithmetic number, because the mean of its divisors is an integer number (4994440329515).

Almost surely, 2^{82194217993368} is an apocalyptic number.

It is an amenable number.

82194217993368 is an abundant number, since it is smaller than the sum of its proper divisors (157538917823352).

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

82194217993368 is a wasteful number, since it uses less digits than its factorization.

82194217993368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87814335488 (or 87814335481 counting only the distinct ones).

The product of its digits is 282175488, while the sum is 72.

The spelling of 82194217993368 in words is "eighty-two trillion, one hundred ninety-four billion, two hundred seventeen million, nine hundred ninety-three thousand, three hundred sixty-eight".