994766994420 has 192 divisors, whose sum is σ = 2870773678080. Its totient is φ = 257218790400.

The previous prime is 994766994371. The next prime is 994766994421. The reversal of 994766994420 is 24499667499.

It is a super-2 number, since 2×994766994420² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994766994421) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 471229165 + ... + 471231275.

It is an arithmetic number, because the mean of its divisors is an integer number (14951946240).

Almost surely, 2^994766994420 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 994766994420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1435386839040).

994766994420 is an abundant number, since it is smaller than the sum of its proper divisors (1876006683660).

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

994766994420 is a wasteful number, since it uses less digits than its factorization.

994766994420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246 (or 3244 counting only the distinct ones).

The product of its (nonzero) digits is 211631616, while the sum is 69.

The spelling of 994766994420 in words is "nine hundred ninety-four billion, seven hundred sixty-six million, nine hundred ninety-four thousand, four hundred twenty".