4565606449 has 2 divisors, whose sum is σ = 4565606450. Its totient is φ = 4565606448.

The previous prime is 4565606447. The next prime is 4565606459. The reversal of 4565606449 is 9446065654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4457965824 + 107640625 = 66768^2 + 10375^2 .

It is a cyclic number.

It is not a de Polignac number, because 4565606449 - 2¹ = 4565606447 is a prime.

Together with 4565606447, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4565606447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2282803224 + 2282803225.

It is an arithmetic number, because the mean of its divisors is an integer number (2282803225).

Almost surely, 2^4565606449 is an apocalyptic number.

It is an amenable number.

4565606449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4565606449 is an equidigital number, since it uses as much as digits as its factorization.

4565606449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The square root of 4565606449 is about 67569.2714848991. The cubic root of 4565606449 is about 1658.9481952900.

The spelling of 4565606449 in words is "four billion, five hundred sixty-five million, six hundred six thousand, four hundred forty-nine".