982783945530 has 160 divisors (see below), whose sum is σ = 2742475309200. Its totient is φ = 252228307968.

The previous prime is 982783945529. The next prime is 982783945537. The reversal of 982783945530 is 35549387289.

982783945530 is a `hidden beast` number, since 9 + 8 + 2 + 7 + 8 + 3 + 94 + 5 + 530 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 26967249 + 982756978281 = 5193^2 + 991341^2 .

It is not an unprimeable number, because it can be changed into a prime (982783945537) 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 79 ways as a sum of consecutive naturals, for example, 7285536 + ... + 7419204.

Almost surely, 2^982783945530 is an apocalyptic number.

982783945530 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 982783945530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1371237654600).

982783945530 is an abundant number, since it is smaller than the sum of its proper divisors (1759691363670).

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

982783945530 is a wasteful number, since it uses less digits than its factorization.

982783945530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134030 (or 134021 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 63.

The spelling of 982783945530 in words is "nine hundred eighty-two billion, seven hundred eighty-three million, nine hundred forty-five thousand, five hundred thirty".