2004446600643 has 4 divisors (see below), whose sum is σ = 2672595467528. Its totient is φ = 1336297733760.

The previous prime is 2004446600609. The next prime is 2004446600711. The reversal of 2004446600643 is 3460066444002.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2004446600643 - 2⁶ = 2004446600579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2004441600643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334074433438 + ... + 334074433443.

It is an arithmetic number, because the mean of its divisors is an integer number (668148866882).

Almost surely, 2^{2004446600643} is an apocalyptic number.

2004446600643 is a deficient number, since it is larger than the sum of its proper divisors (668148866885).

2004446600643 is an equidigital number, since it uses as much as digits as its factorization.

2004446600643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668148866884.

The product of its (nonzero) digits is 331776, while the sum is 39.

The spelling of 2004446600643 in words is "two trillion, four billion, four hundred forty-six million, six hundred thousand, six hundred forty-three".