4005316065 has 16 divisors (see below), whose sum is σ = 6421258368. Its totient is φ = 2131917696.

The previous prime is 4005316061. The next prime is 4005316087. The reversal of 4005316065 is 5606135004.

It is not a de Polignac number, because 4005316065 - 2² = 4005316061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4005316061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257884 + ... + 272973.

It is an arithmetic number, because the mean of its divisors is an integer number (401328648).

Almost surely, 2^4005316065 is an apocalyptic number.

It is an amenable number.

4005316065 is a deficient number, since it is larger than the sum of its proper divisors (2415942303).

4005316065 is a wasteful number, since it uses less digits than its factorization.

4005316065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531368.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 4005316065 is about 63287.5664329100. The cubic root of 4005316065 is about 1588.1039679290.

The spelling of 4005316065 in words is "four billion, five million, three hundred sixteen thousand, sixty-five".