2160306165 has 32 divisors (see below), whose sum is σ = 3610054656. Its totient is φ = 1101066560.

The previous prime is 2160306157. The next prime is 2160306191. The reversal of 2160306165 is 5616030612.

2160306165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2160306165 - 2³ = 2160306157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 510910 + ... + 515120.

It is an arithmetic number, because the mean of its divisors is an integer number (112814208).

Almost surely, 2^2160306165 is an apocalyptic number.

It is an amenable number.

2160306165 is a deficient number, since it is larger than the sum of its proper divisors (1449748491).

2160306165 is a wasteful number, since it uses less digits than its factorization.

2160306165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5729.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 2160306165 is about 46479.0938487402. The cubic root of 2160306165 is about 1292.7218863649.

Adding to 2160306165 its reverse (5616030612), we get a palindrome (7776336777).

The spelling of 2160306165 in words is "two billion, one hundred sixty million, three hundred six thousand, one hundred sixty-five".