9884458889 has 2 divisors, whose sum is σ = 9884458890. Its totient is φ = 9884458888.

The previous prime is 9884458873. The next prime is 9884458921. The reversal of 9884458889 is 9888544889.

9884458889 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., 6389284489 + 3495174400 = 79933^2 + 59120^2 .

It is a cyclic number.

It is not a de Polignac number, because 9884458889 - 2⁴ = 9884458873 is a prime.

It is a super-2 number, since 2×9884458889² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9884454889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4942229444 + 4942229445.

It is an arithmetic number, because the mean of its divisors is an integer number (4942229445).

Almost surely, 2^9884458889 is an apocalyptic number.

It is an amenable number.

9884458889 is a deficient number, since it is larger than the sum of its proper divisors (1).

9884458889 is an equidigital number, since it uses as much as digits as its factorization.

9884458889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 212336640, while the sum is 71.

The square root of 9884458889 is about 99420.6160159954. The cubic root of 9884458889 is about 2146.1050005413.

The spelling of 9884458889 in words is "nine billion, eight hundred eighty-four million, four hundred fifty-eight thousand, eight hundred eighty-nine".