1994983452000 has 2304 divisors, whose sum is σ = 9441408936960. Its totient is φ = 404393472000.

The previous prime is 1994983451987. The next prime is 1994983452001. The reversal of 1994983452000 is 2543894991.

1994983452000 is a `hidden beast` number, since 1 + 9 + 9 + 4 + 98 + 345 + 200 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1994983452001) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 2503115602 + ... + 2503116398.

It is an arithmetic number, because the mean of its divisors is an integer number (4097833740).

Almost surely, 2^{1994983452000} is an apocalyptic number.

1994983452000 is a gapful number since it is divisible by the number (10) 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 1994983452000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4720704468480).

1994983452000 is an abundant number, since it is smaller than the sum of its proper divisors (7446425484960).

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

1994983452000 is a wasteful number, since it uses less digits than its factorization.

1994983452000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899 (or 868 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 1994983452000 in words is "one trillion, nine hundred ninety-four billion, nine hundred eighty-three million, four hundred fifty-two thousand".