4563553649 has 2 divisors, whose sum is σ = 4563553650. Its totient is φ = 4563553648.

The previous prime is 4563553639. The next prime is 4563553669. The reversal of 4563553649 is 9463553654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4496641249 + 66912400 = 67057^2 + 8180^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4563553649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4563553597 and 4563553606.

It is not a weakly prime, because it can be changed into another prime (4563553639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2281776824 + 2281776825.

It is an arithmetic number, because the mean of its divisors is an integer number (2281776825).

Almost surely, 2^4563553649 is an apocalyptic number.

It is an amenable number.

4563553649 is a deficient number, since it is larger than the sum of its proper divisors (1).

4563553649 is an equidigital number, since it uses as much as digits as its factorization.

4563553649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832000, while the sum is 50.

The square root of 4563553649 is about 67554.0794401049. The cubic root of 4563553649 is about 1658.6995244642.

The spelling of 4563553649 in words is "four billion, five hundred sixty-three million, five hundred fifty-three thousand, six hundred forty-nine".