994794797808 has 240 divisors, whose sum is σ = 3310276509696. Its totient is φ = 272891566080.

The previous prime is 994794797771. The next prime is 994794797891. The reversal of 994794797808 is 808797497499.

994794797808 is a `hidden beast` number, since 9 + 9 + 4 + 79 + 479 + 78 + 0 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3843160 + ... + 4093832.

Almost surely, 2^994794797808 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 994794797808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1655138254848).

994794797808 is an abundant number, since it is smaller than the sum of its proper divisors (2315481711888).

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

994794797808 is a wasteful number, since it uses less digits than its factorization.

994794797808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250852 (or 250843 counting only the distinct ones).

The product of its (nonzero) digits is 2304433152, while the sum is 81.

The spelling of 994794797808 in words is "nine hundred ninety-four billion, seven hundred ninety-four million, seven hundred ninety-seven thousand, eight hundred eight".