24252440917249 has 2 divisors, whose sum is σ = 24252440917250. Its totient is φ = 24252440917248.

The previous prime is 24252440917231. The next prime is 24252440917253. The reversal of 24252440917249 is 94271904425242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20377279374400 + 3875161542849 = 4514120^2 + 1968543^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24252440917249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24252440917249.

It is not a weakly prime, because it can be changed into another prime (24252440918249) 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, 12126220458624 + 12126220458625.

It is an arithmetic number, because the mean of its divisors is an integer number (12126220458625).

Almost surely, 2^{24252440917249} is an apocalyptic number.

It is an amenable number.

24252440917249 is a deficient number, since it is larger than the sum of its proper divisors (1).

24252440917249 is an equidigital number, since it uses as much as digits as its factorization.

24252440917249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 24252440917249 in words is "twenty-four trillion, two hundred fifty-two billion, four hundred forty million, nine hundred seventeen thousand, two hundred forty-nine".