19306560023 has 2 divisors, whose sum is σ = 19306560024. Its totient is φ = 19306560022.

The previous prime is 19306559953. The next prime is 19306560037. The reversal of 19306560023 is 32006560391.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19306560023 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 (19306560083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9653280011 + 9653280012.

It is an arithmetic number, because the mean of its divisors is an integer number (9653280012).

Almost surely, 2^19306560023 is an apocalyptic number.

19306560023 is a deficient number, since it is larger than the sum of its proper divisors (1).

19306560023 is an equidigital number, since it uses as much as digits as its factorization.

19306560023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 35.

The spelling of 19306560023 in words is "nineteen billion, three hundred six million, five hundred sixty thousand, twenty-three".