166870552222 has 16 divisors (see below), whose sum is σ = 273070450944. Its totient is φ = 75847599000.

The previous prime is 166870552213. The next prime is 166870552237. The reversal of 166870552222 is 222255078661.

166870552222 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, 601147 + ... + 833737.

It is an arithmetic number, because the mean of its divisors is an integer number (17066903184).

Almost surely, 2^166870552222 is an apocalyptic number.

166870552222 is a deficient number, since it is larger than the sum of its proper divisors (106199898722).

166870552222 is a wasteful number, since it uses less digits than its factorization.

166870552222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265215.

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 166870552222 in words is "one hundred sixty-six billion, eight hundred seventy million, five hundred fifty-two thousand, two hundred twenty-two".