2044404011 has 4 divisors (see below), whose sum is σ = 2201665872. Its totient is φ = 1887142152.

The previous prime is 2044404001. The next prime is 2044404017. The reversal of 2044404011 is 1104044402.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2044404011 - 2¹⁸ = 2044141867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2044404017) 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, 78630911 + ... + 78630936.

It is an arithmetic number, because the mean of its divisors is an integer number (550416468).

Almost surely, 2^2044404011 is an apocalyptic number.

2044404011 is a deficient number, since it is larger than the sum of its proper divisors (157261861).

2044404011 is a wasteful number, since it uses less digits than its factorization.

2044404011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157261860.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2044404011 is about 45215.0860996637. The cubic root of 2044404011 is about 1269.1771409299.

Adding to 2044404011 its reverse (1104044402), we get a palindrome (3148448413).

The spelling of 2044404011 in words is "two billion, forty-four million, four hundred four thousand, eleven".