23828768287 has 2 divisors, whose sum is σ = 23828768288. Its totient is φ = 23828768286.

The previous prime is 23828768279. The next prime is 23828768297. The reversal of 23828768287 is 78286782832.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23828768287 - 2³ = 23828768279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23828768297) 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 as a sum of consecutive naturals, namely, 11914384143 + 11914384144.

It is an arithmetic number, because the mean of its divisors is an integer number (11914384144).

Almost surely, 2^23828768287 is an apocalyptic number.

23828768287 is a deficient number, since it is larger than the sum of its proper divisors (1).

23828768287 is an equidigital number, since it uses as much as digits as its factorization.

23828768287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28901376, while the sum is 61.

The spelling of 23828768287 in words is "twenty-three billion, eight hundred twenty-eight million, seven hundred sixty-eight thousand, two hundred eighty-seven".