2165662052 has 12 divisors (see below), whose sum is σ = 3870545280. Its totient is φ = 1059791976.

The previous prime is 2165662049. The next prime is 2165662073. The reversal of 2165662052 is 2502665612.

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 3 ways as a sum of consecutive naturals, for example, 5759552 + ... + 5759927.

It is an arithmetic number, because the mean of its divisors is an integer number (322545440).

Almost surely, 2^2165662052 is an apocalyptic number.

It is an amenable number.

2165662052 is a deficient number, since it is larger than the sum of its proper divisors (1704883228).

2165662052 is a wasteful number, since it uses less digits than its factorization.

2165662052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11519530 (or 11519528 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 2165662052 is about 46536.6742687958. The cubic root of 2165662052 is about 1293.7893212410.

The spelling of 2165662052 in words is "two billion, one hundred sixty-five million, six hundred sixty-two thousand, fifty-two".