166194382422 has 16 divisors (see below), whose sum is σ = 346840450560. Its totient is φ = 52989513192.

The previous prime is 166194382351. The next prime is 166194382433. The reversal of 166194382422 is 224283491661.

166194382422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602153422 + ... + 602153697.

It is an arithmetic number, because the mean of its divisors is an integer number (21677528160).

Almost surely, 2^166194382422 is an apocalyptic number.

166194382422 is an abundant number, since it is smaller than the sum of its proper divisors (180646068138).

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

166194382422 is a wasteful number, since it uses less digits than its factorization.

166194382422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204307147.

The product of its digits is 995328, while the sum is 48.

The spelling of 166194382422 in words is "one hundred sixty-six billion, one hundred ninety-four million, three hundred eighty-two thousand, four hundred twenty-two".