23839958209 has 8 divisors (see below), whose sum is σ = 24022127360. Its totient is φ = 23658468336.

The previous prime is 23839958203. The next prime is 23839958231. The reversal of 23839958209 is 90285993832.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23839958209 - 2⁷ = 23839958081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23839958203) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 99249 + ... + 239854.

It is an arithmetic number, because the mean of its divisors is an integer number (3002765920).

Almost surely, 2^23839958209 is an apocalyptic number.

It is an amenable number.

23839958209 is a deficient number, since it is larger than the sum of its proper divisors (182169151).

23839958209 is a wasteful number, since it uses less digits than its factorization.

23839958209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339639.

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

The spelling of 23839958209 in words is "twenty-three billion, eight hundred thirty-nine million, nine hundred fifty-eight thousand, two hundred nine".