9854986065 has 32 divisors (see below), whose sum is σ = 16461169920. Its totient is φ = 5025140736.

The previous prime is 9854986051. The next prime is 9854986073. The reversal of 9854986065 is 5606894589.

9854986065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9854986065 - 2⁷ = 9854985937 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 930721 + ... + 941249.

It is an arithmetic number, because the mean of its divisors is an integer number (514411560).

Almost surely, 2^9854986065 is an apocalyptic number.

It is an amenable number.

9854986065 is a deficient number, since it is larger than the sum of its proper divisors (6606183855).

9854986065 is a wasteful number, since it uses less digits than its factorization.

9854986065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13273.

The product of its (nonzero) digits is 18662400, while the sum is 60.

The square root of 9854986065 is about 99272.2824609166. The cubic root of 9854986065 is about 2143.9698391169.

The spelling of 9854986065 in words is "nine billion, eight hundred fifty-four million, nine hundred eighty-six thousand, sixty-five".