2044530720 has 480 divisors, whose sum is σ = 7947434880. Its totient is φ = 494055936.

The previous prime is 2044530673. The next prime is 2044530737. The reversal of 2044530720 is 270354402.

2044530720 is a `hidden beast` number, since 20 + 44 + 530 + 72 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 79 ways as a sum of consecutive naturals, for example, 88892629 + ... + 88892651.

It is an arithmetic number, because the mean of its divisors is an integer number (16557156).

Almost surely, 2^2044530720 is an apocalyptic number.

2044530720 is a gapful number since it is divisible by the number (20) 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 2044530720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3973717440).

2044530720 is an abundant number, since it is smaller than the sum of its proper divisors (5902904160).

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

2044530720 is an equidigital number, since it uses as much as digits as its factorization.

2044530720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 2044530720 is about 45216.4872585211. The cubic root of 2044530720 is about 1269.2033609339.

The spelling of 2044530720 in words is "two billion, forty-four million, five hundred thirty thousand, seven hundred twenty".