999294791813760 has 2048 divisors, whose sum is σ = 3956125424025600. Its totient is φ = 211735727308800.

The previous prime is 999294791813711. The next prime is 999294791813797. The reversal of 999294791813760 is 67318197492999.

It is a super-2 number, since 2×999294791813760² (a number of 31 digits) contains 22 as substring.

It is an unprimeable number.

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 255 ways as a sum of consecutive naturals, for example, 107717446242 + ... + 107717455518.

It is an arithmetic number, because the mean of its divisors is an integer number (1931701867200).

Almost surely, 2^{999294791813760} 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 999294791813760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1978062712012800).

999294791813760 is an abundant number, since it is smaller than the sum of its proper divisors (2956830632211840).

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

999294791813760 is a wasteful number, since it uses less digits than its factorization.

999294791813760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9810 (or 9798 counting only the distinct ones).

The product of its (nonzero) digits is 3333197952, while the sum is 84.

The spelling of 999294791813760 in words is "nine hundred ninety-nine trillion, two hundred ninety-four billion, seven hundred ninety-one million, eight hundred thirteen thousand, seven hundred sixty".