165065161106066 has 16 divisors (see below), whose sum is σ = 280677601881600. Its totient is φ = 72174240483408.

The previous prime is 165065161106057. The next prime is 165065161106099. The reversal of 165065161106066 is 660601161560561.

It is a Curzon 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, 167070000626 + ... + 167070001613.

It is an arithmetic number, because the mean of its divisors is an integer number (17542350117600).

Almost surely, 2^{165065161106066} is an apocalyptic number.

165065161106066 is a deficient number, since it is larger than the sum of its proper divisors (115612440775534).

165065161106066 is a wasteful number, since it uses less digits than its factorization.

165065161106066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334140002273.

The product of its (nonzero) digits is 1166400, while the sum is 50.

The spelling of 165065161106066 in words is "one hundred sixty-five trillion, sixty-five billion, one hundred sixty-one million, one hundred six thousand, sixty-six".