23540174719 has 2 divisors, whose sum is σ = 23540174720. Its totient is φ = 23540174718.

The previous prime is 23540174687. The next prime is 23540174753. The reversal of 23540174719 is 91747104532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23540174719 - 2⁵ = 23540174687 is a prime.

It is a super-2 number, since 2×23540174719² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23540174759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11770087359 + 11770087360.

It is an arithmetic number, because the mean of its divisors is an integer number (11770087360).

Almost surely, 2^23540174719 is an apocalyptic number.

23540174719 is a deficient number, since it is larger than the sum of its proper divisors (1).

23540174719 is an equidigital number, since it uses as much as digits as its factorization.

23540174719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 23540174719 in words is "twenty-three billion, five hundred forty million, one hundred seventy-four thousand, seven hundred nineteen".