2044051644 has 48 divisors (see below), whose sum is σ = 5059617696. Its totient is φ = 640051200.

The previous prime is 2044051621. The next prime is 2044051687. The reversal of 2044051644 is 4461504402.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 101104 + ... + 119624.

It is an arithmetic number, because the mean of its divisors is an integer number (105408702).

Almost surely, 2^2044051644 is an apocalyptic number.

It is an amenable number.

2044051644 is an abundant number, since it is smaller than the sum of its proper divisors (3015566052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2044051644 is a wasteful number, since it uses less digits than its factorization.

2044051644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19086 (or 19084 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 2044051644 is about 45211.1893672352. The cubic root of 2044051644 is about 1269.1042196229.

The spelling of 2044051644 in words is "two billion, forty-four million, fifty-one thousand, six hundred forty-four".