2004446600641 has 4 divisors (see below), whose sum is σ = 2009207756884. Its totient is φ = 1999685444400.

The previous prime is 2004446600609. The next prime is 2004446600711. The reversal of 2004446600641 is 1460066444002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 578999246400 + 1425447354241 = 760920^2 + 1193921^2 .

It is a cyclic number.

It is not a de Polignac number, because 2004446600641 - 2⁵ = 2004446600609 is a prime.

It is a super-2 number, since 2×2004446600641² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2004446600641.

It is not an unprimeable number, because it can be changed into a prime (2004446600441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2380577490 + ... + 2380578331.

It is an arithmetic number, because the mean of its divisors is an integer number (502301939221).

Almost surely, 2^{2004446600641} is an apocalyptic number.

It is an amenable number.

2004446600641 is a deficient number, since it is larger than the sum of its proper divisors (4761156243).

2004446600641 is an equidigital number, since it uses as much as digits as its factorization.

2004446600641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4761156242.

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 2004446600641 in words is "two trillion, four billion, four hundred forty-six million, six hundred thousand, six hundred forty-one".