998482381228 has 6 divisors (see below), whose sum is σ = 1747344167156. Its totient is φ = 499241190612.

The previous prime is 998482381213. The next prime is 998482381229. The reversal of 998482381228 is 822183284899.

It is a self number, because there is not a number n which added to its sum of digits gives 998482381228.

It is not an unprimeable number, because it can be changed into a prime (998482381229) by changing a digit.

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 as a sum of consecutive naturals, namely, 124810297650 + ... + 124810297657.

Almost surely, 2^998482381228 is an apocalyptic number.

It is an amenable number.

998482381228 is a deficient number, since it is larger than the sum of its proper divisors (748861785928).

998482381228 is a wasteful number, since it uses less digits than its factorization.

998482381228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249620595311 (or 249620595309 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 64.

The spelling of 998482381228 in words is "nine hundred ninety-eight billion, four hundred eighty-two million, three hundred eighty-one thousand, two hundred twenty-eight".