24189235249 has 2 divisors, whose sum is σ = 24189235250. Its totient is φ = 24189235248.

The previous prime is 24189235193. The next prime is 24189235267. The reversal of 24189235249 is 94253298142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19822668849 + 4366566400 = 140793^2 + 66080^2 .

It is a cyclic number.

It is not a de Polignac number, because 24189235249 - 2⁷ = 24189235121 is a prime.

It is not a weakly prime, because it can be changed into another prime (24189235949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12094617624 + 12094617625.

It is an arithmetic number, because the mean of its divisors is an integer number (12094617625).

Almost surely, 2^24189235249 is an apocalyptic number.

It is an amenable number.

24189235249 is a deficient number, since it is larger than the sum of its proper divisors (1).

24189235249 is an equidigital number, since it uses as much as digits as its factorization.

24189235249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 49.

The spelling of 24189235249 in words is "twenty-four billion, one hundred eighty-nine million, two hundred thirty-five thousand, two hundred forty-nine".