994606387200 has 468 divisors, whose sum is σ = 3694501797168. Its totient is φ = 265221734400.

The previous prime is 994606387199. The next prime is 994606387231. The reversal of 994606387200 is 2783606499.

It is a happy number.

994606387200 is a `hidden beast` number, since 9 + 9 + 4 + 606 + 3 + 8 + 7 + 20 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 24863215 + ... + 24903185.

Almost surely, 2^994606387200 is an apocalyptic number.

994606387200 is a gapful number since it is divisible by the number (90) 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 994606387200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1847250898584).

994606387200 is an abundant number, since it is smaller than the sum of its proper divisors (2699895409968).

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

994606387200 is an equidigital number, since it uses as much as digits as its factorization.

994606387200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40020 (or 39981 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 994606387200 in words is "nine hundred ninety-four billion, six hundred six million, three hundred eighty-seven thousand, two hundred".