4660220665 has 16 divisors (see below), whose sum is σ = 5666976000. Its totient is φ = 3678435072.

The previous prime is 4660220639. The next prime is 4660220717. The reversal of 4660220665 is 5660220664.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4660220665 - 2¹¹ = 4660218617 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736686 + ... + 742984.

It is an arithmetic number, because the mean of its divisors is an integer number (354186000).

Almost surely, 2^4660220665 is an apocalyptic number.

It is an amenable number.

4660220665 is a deficient number, since it is larger than the sum of its proper divisors (1006755335).

4660220665 is a wasteful number, since it uses less digits than its factorization.

4660220665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8256.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 4660220665 is about 68265.8089016749. The cubic root of 4660220665 is about 1670.3295350510.

Subtracting 4660220665 from its reverse (5660220664), we obtain a palindrome (999999999).

The spelling of 4660220665 in words is "four billion, six hundred sixty million, two hundred twenty thousand, six hundred sixty-five".