992281944720 has 320 divisors, whose sum is σ = 3585727284480. Its totient is φ = 224324812800.

The previous prime is 992281944677. The next prime is 992281944733. The reversal of 992281944720 is 27449182299.

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 63 ways as a sum of consecutive naturals, for example, 4790500 + ... + 4993340.

It is an arithmetic number, because the mean of its divisors is an integer number (11205397764).

Almost surely, 2^992281944720 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 992281944720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1792863642240).

992281944720 is an abundant number, since it is smaller than the sum of its proper divisors (2593445339760).

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

992281944720 is a wasteful number, since it uses less digits than its factorization.

992281944720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202994 (or 202988 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 57.

The spelling of 992281944720 in words is "nine hundred ninety-two billion, two hundred eighty-one million, nine hundred forty-four thousand, seven hundred twenty".