4665338989 has 2 divisors, whose sum is σ = 4665338990. Its totient is φ = 4665338988.

The previous prime is 4665338963. The next prime is 4665339001. The reversal of 4665338989 is 9898335664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2453518089 + 2211820900 = 49533^2 + 47030^2 .

It is a cyclic number.

It is not a de Polignac number, because 4665338989 - 2⁷ = 4665338861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4665338089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2332669494 + 2332669495.

It is an arithmetic number, because the mean of its divisors is an integer number (2332669495).

Almost surely, 2^4665338989 is an apocalyptic number.

It is an amenable number.

4665338989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4665338989 is an equidigital number, since it uses as much as digits as its factorization.

4665338989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33592320, while the sum is 61.

The square root of 4665338989 is about 68303.2868096404. The cubic root of 4665338989 is about 1670.9408193924.

The spelling of 4665338989 in words is "four billion, six hundred sixty-five million, three hundred thirty-eight thousand, nine hundred eighty-nine".