9986662241 has 2 divisors, whose sum is σ = 9986662242. Its totient is φ = 9986662240.

The previous prime is 9986662177. The next prime is 9986662277. The reversal of 9986662241 is 1422666899.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9906021841 + 80640400 = 99529^2 + 8980^2 .

It is a cyclic number.

It is not a de Polignac number, because 9986662241 - 2⁶ = 9986662177 is a prime.

It is not a weakly prime, because it can be changed into another prime (9986662541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4993331120 + 4993331121.

It is an arithmetic number, because the mean of its divisors is an integer number (4993331121).

Almost surely, 2^9986662241 is an apocalyptic number.

It is an amenable number.

9986662241 is a deficient number, since it is larger than the sum of its proper divisors (1).

9986662241 is an equidigital number, since it uses as much as digits as its factorization.

9986662241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 53.

The square root of 9986662241 is about 99933.2889531812. The cubic root of 9986662241 is about 2153.4764195103.

The spelling of 9986662241 in words is "nine billion, nine hundred eighty-six million, six hundred sixty-two thousand, two hundred forty-one".