2044543488 has 320 divisors, whose sum is σ = 6558330240. Its totient is φ = 559153152.

The previous prime is 2044543451. The next prime is 2044543493. The reversal of 2044543488 is 8843454402.

It is a happy number.

It is a super-2 number, since 2×2044543488² = 8360316148646412288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6449506 + ... + 6449822.

It is an arithmetic number, because the mean of its divisors is an integer number (20494782).

Almost surely, 2^2044543488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2044543488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3279165120).

2044543488 is an abundant number, since it is smaller than the sum of its proper divisors (4513786752).

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

2044543488 is a wasteful number, since it uses less digits than its factorization.

2044543488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 42.

The square root of 2044543488 is about 45216.6284457389. The cubic root of 2044543488 is about 1269.2060029672.

The spelling of 2044543488 in words is "two billion, forty-four million, five hundred forty-three thousand, four hundred eighty-eight".