24642024644249 has 2 divisors, whose sum is σ = 24642024644250. Its totient is φ = 24642024644248.

The previous prime is 24642024644179. The next prime is 24642024644261. The reversal of 24642024644249 is 94244642024642.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23815620015625 + 826404628624 = 4880125^2 + 909068^2 .

It is a cyclic number.

It is not a de Polignac number, because 24642024644249 - 2⁸ = 24642024643993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24642024644249.

It is not a weakly prime, because it can be changed into another prime (24642024644749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12321012322124 + 12321012322125.

It is an arithmetic number, because the mean of its divisors is an integer number (12321012322125).

Almost surely, 2^{24642024644249} is an apocalyptic number.

It is an amenable number.

24642024644249 is a deficient number, since it is larger than the sum of its proper divisors (1).

24642024644249 is an equidigital number, since it uses as much as digits as its factorization.

24642024644249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21233664, while the sum is 53.

The spelling of 24642024644249 in words is "twenty-four trillion, six hundred forty-two billion, twenty-four million, six hundred forty-four thousand, two hundred forty-nine".