9982580839 has 32 divisors (see below), whose sum is σ = 12761266176. Its totient is φ = 7582801920.

The previous prime is 9982580827. The next prime is 9982580879. The reversal of 9982580839 is 9380852899.

It is a cyclic number.

It is not a de Polignac number, because 9982580839 - 2⁷ = 9982580711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9982580879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 924717 + ... + 935449.

It is an arithmetic number, because the mean of its divisors is an integer number (398789568).

Almost surely, 2^9982580839 is an apocalyptic number.

9982580839 is a deficient number, since it is larger than the sum of its proper divisors (2778685337).

9982580839 is a wasteful number, since it uses less digits than its factorization.

9982580839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11055.

The product of its (nonzero) digits is 11197440, while the sum is 61.

The square root of 9982580839 is about 99912.8662335337. The cubic root of 9982580839 is about 2153.1830148216.

The spelling of 9982580839 in words is "nine billion, nine hundred eighty-two million, five hundred eighty thousand, eight hundred thirty-nine".