24634309649 has 2 divisors, whose sum is σ = 24634309650. Its totient is φ = 24634309648.

The previous prime is 24634309633. The next prime is 24634309727. The reversal of 24634309649 is 94690343642.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23128326400 + 1505983249 = 152080^2 + 38807^2 .

It is a cyclic number.

It is not a de Polignac number, because 24634309649 - 2⁴ = 24634309633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 24634309597 and 24634309606.

It is not a weakly prime, because it can be changed into another prime (24634309849) 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, 12317154824 + 12317154825.

It is an arithmetic number, because the mean of its divisors is an integer number (12317154825).

Almost surely, 2^24634309649 is an apocalyptic number.

It is an amenable number.

24634309649 is a deficient number, since it is larger than the sum of its proper divisors (1).

24634309649 is an equidigital number, since it uses as much as digits as its factorization.

24634309649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3359232, while the sum is 50.

The spelling of 24634309649 in words is "twenty-four billion, six hundred thirty-four million, three hundred nine thousand, six hundred forty-nine".