165055170711 has 16 divisors (see below), whose sum is σ = 227673317088. Its totient is φ = 106290048000.

The previous prime is 165055170703. The next prime is 165055170743. The reversal of 165055170711 is 117071550561.

It is not a de Polignac number, because 165055170711 - 2³ = 165055170703 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 165055170711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165055170701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6630706 + ... + 6655551.

It is an arithmetic number, because the mean of its divisors is an integer number (14229582318).

Almost surely, 2^165055170711 is an apocalyptic number.

165055170711 is a deficient number, since it is larger than the sum of its proper divisors (62618146377).

165055170711 is a wasteful number, since it uses less digits than its factorization.

165055170711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13286402.

The product of its (nonzero) digits is 36750, while the sum is 39.

The spelling of 165055170711 in words is "one hundred sixty-five billion, fifty-five million, one hundred seventy thousand, seven hundred eleven".