994853534400 has 840 divisors, whose sum is σ = 4034608308720. Its totient is φ = 238436352000.

The previous prime is 994853534399. The next prime is 994853534413. The reversal of 994853534400 is 4435358499.

994853534400 is a `hidden beast` number, since 9 + 94 + 85 + 35 + 3 + 440 + 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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 126874480 + ... + 126882320.

Almost surely, 2^994853534400 is an apocalyptic number.

994853534400 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 994853534400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2017304154360).

994853534400 is an abundant number, since it is smaller than the sum of its proper divisors (3039754774320).

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

994853534400 is a wasteful number, since it uses less digits than its factorization.

994853534400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7975 (or 7951 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 994853534400 in words is "nine hundred ninety-four billion, eight hundred fifty-three million, five hundred thirty-four thousand, four hundred".