4665299809 has 9 divisors (see below), whose sum is σ = 4704906387. Its totient is φ = 4626025584.

The previous prime is 4665299791. The next prime is 4665299827. The reversal of 4665299809 is 9089925664.

The square root of 4665299809 is 68303.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (4665299791) and next prime (4665299827).

It can be written as a sum of positive squares in only one way, i.e., 4263698209 + 401601600 = 65297^2 + 20040^2 .

It is not a de Polignac number, because 4665299809 - 2⁹ = 4665299297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4665299609) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11406397 + ... + 11406805.

Almost surely, 2^4665299809 is an apocalyptic number.

4665299809 is the 68303-rd square number.

4665299809 is the 34152-nd centered octagonal number.

It is an amenable number.

4665299809 is a deficient number, since it is larger than the sum of its proper divisors (39606578).

4665299809 is an frugal number, since it uses more digits than its factorization.

4665299809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152 (or 576 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 58.

The cubic root of 4665299809 is about 1670.9361418013.

The spelling of 4665299809 in words is "four billion, six hundred sixty-five million, two hundred ninety-nine thousand, eight hundred nine".