171066507064 has 16 divisors (see below), whose sum is σ = 323692360200. Its totient is φ = 84748544352.

The previous prime is 171066507061. The next prime is 171066507089. The reversal of 171066507064 is 460705660171.

It is a self number, because there is not a number n which added to its sum of digits gives 171066507064.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171066507061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98087722 + ... + 98089465.

Almost surely, 2^171066507064 is an apocalyptic number.

It is an amenable number.

171066507064 is a deficient number, since it is larger than the sum of its proper divisors (152625853136).

171066507064 is a wasteful number, since it uses less digits than its factorization.

171066507064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196177302 (or 196177298 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 171066507064 in words is "one hundred seventy-one billion, sixty-six million, five hundred seven thousand, sixty-four".