2044011240 has 128 divisors (see below), whose sum is σ = 6899904000. Its totient is φ = 538147584.

The previous prime is 2044011199. The next prime is 2044011251. The reversal of 2044011240 is 421104402.

2044011240 is a `hidden beast` number, since 20 + 4 + 401 + 1 + 240 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73342 + ... + 97298.

It is an arithmetic number, because the mean of its divisors is an integer number (53905500).

Almost surely, 2^2044011240 is an apocalyptic number.

2044011240 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 2044011240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3449952000).

2044011240 is an abundant number, since it is smaller than the sum of its proper divisors (4855892760).

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

2044011240 is a wasteful number, since it uses less digits than its factorization.

2044011240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24056 (or 24046 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 2044011240 is about 45210.7425287398. The cubic root of 2044011240 is about 1269.0958575992.

Adding to 2044011240 its reverse (421104402), we get a palindrome (2465115642).

The spelling of 2044011240 in words is "two billion, forty-four million, eleven thousand, two hundred forty".