23665683359 has 4 divisors (see below), whose sum is σ = 23666170560. Its totient is φ = 23665196160.

The previous prime is 23665683317. The next prime is 23665683383. The reversal of 23665683359 is 95338656632.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23665683359 - 2¹² = 23665679263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23665683389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161519 + ... + 270960.

It is an arithmetic number, because the mean of its divisors is an integer number (5916542640).

Almost surely, 2^23665683359 is an apocalyptic number.

23665683359 is a deficient number, since it is larger than the sum of its proper divisors (487201).

23665683359 is an equidigital number, since it uses as much as digits as its factorization.

23665683359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487200.

The product of its digits is 20995200, while the sum is 56.

The spelling of 23665683359 in words is "twenty-three billion, six hundred sixty-five million, six hundred eighty-three thousand, three hundred fifty-nine".