170666286172 has 12 divisors (see below), whose sum is σ = 298851865200. Its totient is φ = 85280038976.

The previous prime is 170666286101. The next prime is 170666286239. The reversal of 170666286172 is 271682666071.

170666286172 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 3 ways as a sum of consecutive naturals, for example, 13268797 + ... + 13281652.

It is an arithmetic number, because the mean of its divisors is an integer number (24904322100).

Almost surely, 2^170666286172 is an apocalyptic number.

It is an amenable number.

170666286172 is a deficient number, since it is larger than the sum of its proper divisors (128185579028).

170666286172 is a wasteful number, since it uses less digits than its factorization.

170666286172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26552060 (or 26552058 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 170666286172 in words is "one hundred seventy billion, six hundred sixty-six million, two hundred eighty-six thousand, one hundred seventy-two".