23782642319 has 2 divisors, whose sum is σ = 23782642320. Its totient is φ = 23782642318.

The previous prime is 23782642307. The next prime is 23782642339. The reversal of 23782642319 is 91324628732.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23782642319 - 2⁸ = 23782642063 is a prime.

It is a super-2 number, since 2×23782642319² (a number of 22 digits) contains 22 as substring.

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 (23782642339) 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, 11891321159 + 11891321160.

It is an arithmetic number, because the mean of its divisors is an integer number (11891321160).

Almost surely, 2^23782642319 is an apocalyptic number.

23782642319 is a deficient number, since it is larger than the sum of its proper divisors (1).

23782642319 is an equidigital number, since it uses as much as digits as its factorization.

23782642319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 47.

The spelling of 23782642319 in words is "twenty-three billion, seven hundred eighty-two million, six hundred forty-two thousand, three hundred nineteen".