2044841813 has 16 divisors (see below), whose sum is σ = 2393107200. Its totient is φ = 1710948096.

The previous prime is 2044841803. The next prime is 2044841837. The reversal of 2044841813 is 3181484402.

It is a cyclic number.

It is not a de Polignac number, because 2044841813 - 2²⁰ = 2043793237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044841803) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 59981 + ... + 87677.

It is an arithmetic number, because the mean of its divisors is an integer number (149569200).

Almost surely, 2^2044841813 is an apocalyptic number.

It is an amenable number.

2044841813 is a deficient number, since it is larger than the sum of its proper divisors (348265387).

2044841813 is a wasteful number, since it uses less digits than its factorization.

2044841813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27956.

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 2044841813 is about 45219.9271671240. The cubic root of 2044841813 is about 1269.2677310854.

The spelling of 2044841813 in words is "two billion, forty-four million, eight hundred forty-one thousand, eight hundred thirteen".