5728444289 has 2 divisors, whose sum is σ = 5728444290. Its totient is φ = 5728444288.

The previous prime is 5728444277. The next prime is 5728444361. The reversal of 5728444289 is 9824448275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4605658225 + 1122786064 = 67865^2 + 33508^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5728444289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5728444289.

It is not a weakly prime, because it can be changed into another prime (5728444259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2864222144 + 2864222145.

It is an arithmetic number, because the mean of its divisors is an integer number (2864222145).

Almost surely, 2^5728444289 is an apocalyptic number.

It is an amenable number.

5728444289 is a deficient number, since it is larger than the sum of its proper divisors (1).

5728444289 is an equidigital number, since it uses as much as digits as its factorization.

5728444289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5160960, while the sum is 53.

The square root of 5728444289 is about 75686.4868321948. The cubic root of 5728444289 is about 1789.2824323355.

The spelling of 5728444289 in words is "five billion, seven hundred twenty-eight million, four hundred forty-four thousand, two hundred eighty-nine".