23849424719 has 4 divisors (see below), whose sum is σ = 23877254544. Its totient is φ = 23821594896.

The previous prime is 23849424679. The next prime is 23849424751. The reversal of 23849424719 is 91742494832.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23849424719 is a prime.

It is a super-2 number, since 2×23849424719² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23849424119) 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 in 3 ways as a sum of consecutive naturals, for example, 13913627 + ... + 13915340.

It is an arithmetic number, because the mean of its divisors is an integer number (5969313636).

Almost surely, 2^23849424719 is an apocalyptic number.

23849424719 is a deficient number, since it is larger than the sum of its proper divisors (27829825).

23849424719 is an equidigital number, since it uses as much as digits as its factorization.

23849424719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27829824.

The product of its digits is 3483648, while the sum is 53.

The spelling of 23849424719 in words is "twenty-three billion, eight hundred forty-nine million, four hundred twenty-four thousand, seven hundred nineteen".