165000166606 has 8 divisors (see below), whose sum is σ = 270000272664. Its totient is φ = 75000075720.

The previous prime is 165000166579. The next prime is 165000166607. The reversal of 165000166606 is 606661000561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165000166607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3750003765 + ... + 3750003808.

It is an arithmetic number, because the mean of its divisors is an integer number (33750034083).

Almost surely, 2^165000166606 is an apocalyptic number.

165000166606 is a deficient number, since it is larger than the sum of its proper divisors (105000106058).

165000166606 is a wasteful number, since it uses less digits than its factorization.

165000166606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7500007586.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 165000166606 in words is "one hundred sixty-five billion, one hundred sixty-six thousand, six hundred six".