994382979804 has 216 divisors, whose sum is σ = 2668508169600. Its totient is φ = 323700214464.

The previous prime is 994382979781. The next prime is 994382979841. The reversal of 994382979804 is 408979283499.

994382979804 is a `hidden beast` number, since 99 + 438 + 29 + 7 + 9 + 80 + 4 = 666.

994382979804 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3589830114 + ... + 3589830390.

Almost surely, 2^994382979804 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 994382979804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1334254084800).

994382979804 is an abundant number, since it is smaller than the sum of its proper divisors (1674125189796).

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

994382979804 is a wasteful number, since it uses less digits than its factorization.

994382979804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 282175488, while the sum is 72.

The spelling of 994382979804 in words is "nine hundred ninety-four billion, three hundred eighty-two million, nine hundred seventy-nine thousand, eight hundred four".