2000444444 has 12 divisors (see below), whose sum is σ = 3502560600. Its totient is φ = 999712848.

The previous prime is 2000444443. The next prime is 2000444471. The reversal of 2000444444 is 4444440002.

It is a happy number.

2000444444 is a modest number, since divided by 44444 gives 20004 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000444441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118439 + ... + 134270.

It is an arithmetic number, because the mean of its divisors is an integer number (291880050).

Almost surely, 2^2000444444 is an apocalyptic number.

It is an amenable number.

2000444444 is a deficient number, since it is larger than the sum of its proper divisors (1502116156).

2000444444 is a wasteful number, since it uses less digits than its factorization.

2000444444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254692 (or 254690 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 2000444444 is about 44726.3283089502. The cubic root of 2000444444 is about 1260.0143703744.

Adding to 2000444444 its reverse (4444440002), we get a palindrome (6444884446).

The spelling of 2000444444 in words is "two billion, four hundred forty-four thousand, four hundred forty-four".