9898558982 has 8 divisors (see below), whose sum is σ = 15989979936. Its totient is φ = 4568565672.

The previous prime is 9898558981. The next prime is 9898559017. The reversal of 9898558982 is 2898558989.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9898558981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190356878 + ... + 190356929.

It is an arithmetic number, because the mean of its divisors is an integer number (1998747492).

Almost surely, 2^9898558982 is an apocalyptic number.

9898558982 is a deficient number, since it is larger than the sum of its proper divisors (6091420954).

9898558982 is a wasteful number, since it uses less digits than its factorization.

9898558982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380713822.

The product of its digits is 149299200, while the sum is 71.

The square root of 9898558982 is about 99491.5020592211. The cubic root of 9898558982 is about 2147.1249822842.

The spelling of 9898558982 in words is "nine billion, eight hundred ninety-eight million, five hundred fifty-eight thousand, nine hundred eighty-two".