23834209199 has 2 divisors, whose sum is σ = 23834209200. Its totient is φ = 23834209198.

The previous prime is 23834209193. The next prime is 23834209247. The reversal of 23834209199 is 99190243832.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23834209199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23834209193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11917104599 + 11917104600.

It is an arithmetic number, because the mean of its divisors is an integer number (11917104600).

Almost surely, 2^23834209199 is an apocalyptic number.

23834209199 is a deficient number, since it is larger than the sum of its proper divisors (1).

23834209199 is an equidigital number, since it uses as much as digits as its factorization.

23834209199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 50.

The spelling of 23834209199 in words is "twenty-three billion, eight hundred thirty-four million, two hundred nine thousand, one hundred ninety-nine".