2081943630000 has 600 divisors, whose sum is σ = 7885520763120. Its totient is φ = 509564160000.

The previous prime is 2081943629989. The next prime is 2081943630029. The reversal of 2081943630000 is 363491802.

2081943630000 is a `hidden beast` number, since 2 + 0 + 8 + 19 + 4 + 3 + 630 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (600).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 209425030 + ... + 209434970.

Almost surely, 2^{2081943630000} is an apocalyptic number.

2081943630000 is a gapful number since it is divisible by the number (20) 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 2081943630000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3942760381560).

2081943630000 is an abundant number, since it is smaller than the sum of its proper divisors (5803577133120).

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

2081943630000 is a wasteful number, since it uses less digits than its factorization.

2081943630000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10167 (or 10143 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 2081943630000 in words is "two trillion, eighty-one billion, nine hundred forty-three million, six hundred thirty thousand".