994998816 has 480 divisors, whose sum is σ = 3629767680. Its totient is φ = 261273600.

The previous prime is 994998769. The next prime is 994998863. The reversal of 994998816 is 618899499.

994998816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (994998769) and next prime (994998863).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 16311426 + ... + 16311486.

It is an arithmetic number, because the mean of its divisors is an integer number (7562016).

Almost surely, 2^994998816 is an apocalyptic number.

994998816 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 994998816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1814883840).

994998816 is an abundant number, since it is smaller than the sum of its proper divisors (2634768864).

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

994998816 is a wasteful number, since it uses less digits than its factorization.

994998816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 133 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 63.

The square root of 994998816 is about 31543.6018235077. The cubic root of 994998816 is about 998.3301518258.

The spelling of 994998816 in words is "nine hundred ninety-four million, nine hundred ninety-eight thousand, eight hundred sixteen".