8985864829 has 2 divisors, whose sum is σ = 8985864830. Its totient is φ = 8985864828.

The previous prime is 8985864809. The next prime is 8985864841. The reversal of 8985864829 is 9284685898.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4959962329 + 4025902500 = 70427^2 + 63450^2 .

It is a cyclic number.

It is not a de Polignac number, because 8985864829 - 2⁹ = 8985864317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8985864809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4492932414 + 4492932415.

It is an arithmetic number, because the mean of its divisors is an integer number (4492932415).

Almost surely, 2^8985864829 is an apocalyptic number.

It is an amenable number.

8985864829 is a deficient number, since it is larger than the sum of its proper divisors (1).

8985864829 is an equidigital number, since it uses as much as digits as its factorization.

8985864829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79626240, while the sum is 67.

The square root of 8985864829 is about 94793.8016380818. The cubic root of 8985864829 is about 2078.9942768729.

The spelling of 8985864829 in words is "eight billion, nine hundred eighty-five million, eight hundred sixty-four thousand, eight hundred twenty-nine".