994361132856 has 384 divisors, whose sum is σ = 3283136962560. Its totient is φ = 248384102400.

The previous prime is 994361132839. The next prime is 994361132861. The reversal of 994361132856 is 658231163499.

It is a junction number, because it is equal to n+sod(n) for n = 994361132796 and 994361132805.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22252296 + ... + 22296936.

It is an arithmetic number, because the mean of its divisors is an integer number (8549835840).

Almost surely, 2^994361132856 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 994361132856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1641568481280).

994361132856 is an abundant number, since it is smaller than the sum of its proper divisors (2288775829704).

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

994361132856 is a wasteful number, since it uses less digits than its factorization.

994361132856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44755 (or 44744 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 57.

The spelling of 994361132856 in words is "nine hundred ninety-four billion, three hundred sixty-one million, one hundred thirty-two thousand, eight hundred fifty-six".