4245712099249 has 2 divisors, whose sum is σ = 4245712099250. Its totient is φ = 4245712099248.

The previous prime is 4245712099243. The next prime is 4245712099351. The reversal of 4245712099249 is 9429902175424.

4245712099249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3702572578849 + 543139520400 = 1924207^2 + 736980^2 .

It is a cyclic number.

It is not a de Polignac number, because 4245712099249 - 2⁵ = 4245712099217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4245712099193 and 4245712099202.

It is not a weakly prime, because it can be changed into another prime (4245712099243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122856049624 + 2122856049625.

It is an arithmetic number, because the mean of its divisors is an integer number (2122856049625).

Almost surely, 2^{4245712099249} is an apocalyptic number.

It is an amenable number.

4245712099249 is a deficient number, since it is larger than the sum of its proper divisors (1).

4245712099249 is an equidigital number, since it uses as much as digits as its factorization.

4245712099249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 4245712099249 in words is "four trillion, two hundred forty-five billion, seven hundred twelve million, ninety-nine thousand, two hundred forty-nine".