999999282222496 has 96 divisors (see below), whose sum is σ = 2055186210954240. Its totient is φ = 478411694745600.

The previous prime is 999999282222491. The next prime is 999999282222601. The reversal of 999999282222496 is 694222282999999.

999999282222496 is a nontrivial binomial coefficient, being equal to C(44721344, 2).

It is a self number, because there is not a number n which added to its sum of digits gives 999999282222496.

It is not an unprimeable number, because it can be changed into a prime (999999282222491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1989848565 + ... + 1990351051.

It is an arithmetic number, because the mean of its divisors is an integer number (21408189697440).

Almost surely, 2^{999999282222496} is an apocalyptic number.

999999282222496 is the 44721343-rd triangular number and also the 22360672-nd hexagonal number.

999999282222496 is the 14907115-th centered nonagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 999999282222496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1027593105477120).

999999282222496 is an abundant number, since it is smaller than the sum of its proper divisors (1055186928731744).

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

999999282222496 is a wasteful number, since it uses less digits than its factorization.

999999282222496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525158 (or 525150 counting only the distinct ones).

The product of its digits is 29386561536, while the sum is 91.

The spelling of 999999282222496 in words is "nine hundred ninety-nine trillion, nine hundred ninety-nine billion, two hundred eighty-two million, two hundred twenty-two thousand, four hundred ninety-six".