2449016489 has 2 divisors, whose sum is σ = 2449016490. Its totient is φ = 2449016488.

The previous prime is 2449016459. The next prime is 2449016491. The reversal of 2449016489 is 9846109442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2247518464 + 201498025 = 47408^2 + 14195^2 .

It is a cyclic number.

It is not a de Polignac number, because 2449016489 - 2⁸ = 2449016233 is a prime.

Together with 2449016491, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2449016429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1224508244 + 1224508245.

It is an arithmetic number, because the mean of its divisors is an integer number (1224508245).

Almost surely, 2^2449016489 is an apocalyptic number.

It is an amenable number.

2449016489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2449016489 is an equidigital number, since it uses as much as digits as its factorization.

2449016489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 47.

The square root of 2449016489 is about 49487.5387244102. The cubic root of 2449016489 is about 1347.9193351411.

The spelling of 2449016489 in words is "two billion, four hundred forty-nine million, sixteen thousand, four hundred eighty-nine".