2165017162 has 32 divisors (see below), whose sum is σ = 4075720704. Its totient is φ = 837918000.

The previous prime is 2165017139. The next prime is 2165017171. The reversal of 2165017162 is 2617105612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23298 + ... + 69805.

It is an arithmetic number, because the mean of its divisors is an integer number (127366272).

Almost surely, 2^2165017162 is an apocalyptic number.

2165017162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2165017162 is a deficient number, since it is larger than the sum of its proper divisors (1910703542).

2165017162 is a wasteful number, since it uses less digits than its factorization.

2165017162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93274.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 2165017162 is about 46529.7449165585. The cubic root of 2165017162 is about 1293.6608871323.

The spelling of 2165017162 in words is "two billion, one hundred sixty-five million, seventeen thousand, one hundred sixty-two".