4718315665 has 32 divisors (see below), whose sum is σ = 6787206144. Its totient is φ = 3080954880.

The previous prime is 4718315627. The next prime is 4718315669. The reversal of 4718315665 is 5665138174.

It is a happy number.

It is not a de Polignac number, because 4718315665 - 2¹¹ = 4718313617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4718315669) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22105 + ... + 99625.

It is an arithmetic number, because the mean of its divisors is an integer number (212100192).

Almost surely, 2^4718315665 is an apocalyptic number.

It is an amenable number.

4718315665 is a deficient number, since it is larger than the sum of its proper divisors (2068890479).

4718315665 is a wasteful number, since it uses less digits than its factorization.

4718315665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77617.

The product of its digits is 604800, while the sum is 46.

The square root of 4718315665 is about 68689.9968336002. The cubic root of 4718315665 is about 1677.2417495677.

The spelling of 4718315665 in words is "four billion, seven hundred eighteen million, three hundred fifteen thousand, six hundred sixty-five".