23866066799 has 2 divisors, whose sum is σ = 23866066800. Its totient is φ = 23866066798.

The previous prime is 23866066793. The next prime is 23866066883. The reversal of 23866066799 is 99766066832.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23866066799 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23866066793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11933033399 + 11933033400.

It is an arithmetic number, because the mean of its divisors is an integer number (11933033400).

Almost surely, 2^23866066799 is an apocalyptic number.

23866066799 is a deficient number, since it is larger than the sum of its proper divisors (1).

23866066799 is an equidigital number, since it uses as much as digits as its factorization.

23866066799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35271936, while the sum is 62.

The spelling of 23866066799 in words is "twenty-three billion, eight hundred sixty-six million, sixty-six thousand, seven hundred ninety-nine".