9982307805 has 16 divisors (see below), whose sum is σ = 15973355520. Its totient is φ = 5323343168.

The previous prime is 9982307767. The next prime is 9982307807. The reversal of 9982307805 is 5087032899.

It is a cyclic number.

It is not a de Polignac number, because 9982307805 - 2⁷ = 9982307677 is a prime.

It is a super-2 number, since 2×9982307805² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9982307807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143899 + ... + 201671.

It is an arithmetic number, because the mean of its divisors is an integer number (998334720).

Almost surely, 2^9982307805 is an apocalyptic number.

It is an amenable number.

9982307805 is a deficient number, since it is larger than the sum of its proper divisors (5991047715).

9982307805 is a wasteful number, since it uses less digits than its factorization.

9982307805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69300.

The product of its (nonzero) digits is 1088640, while the sum is 51.

The square root of 9982307805 is about 99911.4998636293. The cubic root of 9982307805 is about 2153.1633840420.

The spelling of 9982307805 in words is "nine billion, nine hundred eighty-two million, three hundred seven thousand, eight hundred five".