23904599328289 has 3 divisors (see below), whose sum is σ = 23904604217523. Its totient is φ = 23904594439056.

The previous prime is 23904599328223. The next prime is 23904599328319. The reversal of 23904599328289 is 98282399540932.

The square root of 23904599328289 is 4889233.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 10029033928225 + 13875565400064 = 3166865^2 + 3724992^2 .

It is not a de Polignac number, because 23904599328289 - 2⁷ = 23904599328161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23904599328989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2444617 + ... + 7333849.

It is an arithmetic number, because the mean of its divisors is an integer number (7968201405841).

Almost surely, 2^{23904599328289} is an apocalyptic number.

23904599328289 is the 4889233-rd square number.

23904599328289 is the 2444617-th centered octagonal number.

It is an amenable number.

23904599328289 is a deficient number, since it is larger than the sum of its proper divisors (4889234).

23904599328289 is an frugal number, since it uses more digits than its factorization.

23904599328289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9778466 (or 4889233 counting only the distinct ones).

The product of its (nonzero) digits is 604661760, while the sum is 73.

The spelling of 23904599328289 in words is "twenty-three trillion, nine hundred four billion, five hundred ninety-nine million, three hundred twenty-eight thousand, two hundred eighty-nine".