165065116111065 has 24 divisors (see below), whose sum is σ = 286311695604480. Its totient is φ = 87973550845344.

The previous prime is 165065116111039. The next prime is 165065116111109. The reversal of 165065116111065 is 560111611560561.

165065116111065 is a `hidden beast` number, since 1 + 6 + 5 + 0 + 6 + 5 + 11 + 611 + 10 + 6 + 5 = 666.

It is not a de Polignac number, because 165065116111065 - 2⁹ = 165065116110553 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 165065116111065.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1274470927 + ... + 1274600436.

It is an arithmetic number, because the mean of its divisors is an integer number (11929653983520).

Almost surely, 2^{165065116111065} is an apocalyptic number.

165065116111065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

165065116111065 is a deficient number, since it is larger than the sum of its proper divisors (121246579493415).

165065116111065 is a wasteful number, since it uses less digits than its factorization.

165065116111065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549072813 (or 2549072810 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 45.

The spelling of 165065116111065 in words is "one hundred sixty-five trillion, sixty-five billion, one hundred sixteen million, one hundred eleven thousand, sixty-five".