2044443744 has 144 divisors (see below), whose sum is σ = 6658902432. Its totient is φ = 582856704.

The previous prime is 2044443733. The next prime is 2044443761. The reversal of 2044443744 is 4473444402.

2044443744 is a `hidden beast` number, since 204 + 4 + 443 + 7 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2044443699 and 2044443708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1315672 + ... + 1317224.

It is an arithmetic number, because the mean of its divisors is an integer number (46242378).

Almost surely, 2^2044443744 is an apocalyptic number.

2044443744 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2044443744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3329451216).

2044443744 is an abundant number, since it is smaller than the sum of its proper divisors (4614458688).

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

2044443744 is a wasteful number, since it uses less digits than its factorization.

2044443744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229 (or 2218 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 36.

The square root of 2044443744 is about 45215.5254752170. The cubic root of 2044443744 is about 1269.1853630309.

The spelling of 2044443744 in words is "two billion, forty-four million, four hundred forty-three thousand, seven hundred forty-four".