994904593452 has 288 divisors, whose sum is σ = 3247566336000. Its totient is φ = 257830594560.

The previous prime is 994904593451. The next prime is 994904593519. The reversal of 994904593452 is 254395409499.

994904593452 is a `hidden beast` number, since 9 + 9 + 4 + 90 + 4 + 5 + 93 + 452 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 994904593452.

It is not an unprimeable number, because it can be changed into a prime (994904593451) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 41060613 + ... + 41084835.

It is an arithmetic number, because the mean of its divisors is an integer number (11276272000).

Almost surely, 2^994904593452 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 994904593452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1623783168000).

994904593452 is an abundant number, since it is smaller than the sum of its proper divisors (2252661742548).

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

994904593452 is a wasteful number, since it uses less digits than its factorization.

994904593452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24714 (or 24695 counting only the distinct ones).

The product of its (nonzero) digits is 62985600, while the sum is 63.

The spelling of 994904593452 in words is "nine hundred ninety-four billion, nine hundred four million, five hundred ninety-three thousand, four hundred fifty-two".