23827460447717 has 2 divisors, whose sum is σ = 23827460447718. Its totient is φ = 23827460447716.

The previous prime is 23827460447699. The next prime is 23827460447729. The reversal of 23827460447717 is 71774406472832.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23739560650276 + 87899797441 = 4872326^2 + 296479^2 .

It is a cyclic number.

It is not a de Polignac number, because 23827460447717 - 2⁶ = 23827460447653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23827460447717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23827460447797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11913730223858 + 11913730223859.

It is an arithmetic number, because the mean of its divisors is an integer number (11913730223859).

Almost surely, 2^{23827460447717} is an apocalyptic number.

It is an amenable number.

23827460447717 is a deficient number, since it is larger than the sum of its proper divisors (1).

23827460447717 is an equidigital number, since it uses as much as digits as its factorization.

23827460447717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88510464, while the sum is 62.

The spelling of 23827460447717 in words is "twenty-three trillion, eight hundred twenty-seven billion, four hundred sixty million, four hundred forty-seven thousand, seven hundred seventeen".