998730183360 has 1344 divisors, whose sum is σ = 4144646016000. Its totient is φ = 201717153792.

The previous prime is 998730183337. The next prime is 998730183403. The reversal of 998730183360 is 63381037899.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a self number, because there is not a number n which added to its sum of digits gives 998730183360.

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 191 ways as a sum of consecutive naturals, for example, 3529081779 + ... + 3529082061.

It is an arithmetic number, because the mean of its divisors is an integer number (3083814000).

Almost surely, 2^998730183360 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 998730183360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2072323008000).

998730183360 is an abundant number, since it is smaller than the sum of its proper divisors (3145915832640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

998730183360 is a wasteful number, since it uses less digits than its factorization.

998730183360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 541 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 57.

The spelling of 998730183360 in words is "nine hundred ninety-eight billion, seven hundred thirty million, one hundred eighty-three thousand, three hundred sixty".