23934659009 has 4 divisors (see below), whose sum is σ = 23934992304. Its totient is φ = 23934325716.

The previous prime is 23934658991. The next prime is 23934659053. The reversal of 23934659009 is 90095643932.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23934659009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23934659069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9587 + ... + 219000.

It is an arithmetic number, because the mean of its divisors is an integer number (5983748076).

Almost surely, 2^23934659009 is an apocalyptic number.

It is an amenable number.

23934659009 is a deficient number, since it is larger than the sum of its proper divisors (333295).

23934659009 is a wasteful number, since it uses less digits than its factorization.

23934659009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333294.

The product of its (nonzero) digits is 1574640, while the sum is 50.

The spelling of 23934659009 in words is "twenty-three billion, nine hundred thirty-four million, six hundred fifty-nine thousand, nine".