2044455144 has 64 divisors (see below), whose sum is σ = 5164400640. Its totient is φ = 674412480.

The previous prime is 2044455143. The next prime is 2044455169. The reversal of 2044455144 is 4415544402.

It is not an unprimeable number, because it can be changed into a prime (2044455143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1922757 + ... + 1923819.

It is an arithmetic number, because the mean of its divisors is an integer number (80693760).

Almost surely, 2^2044455144 is an apocalyptic number.

2044455144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2044455144 is an abundant number, since it is smaller than the sum of its proper divisors (3119945496).

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

2044455144 is a wasteful number, since it uses less digits than its factorization.

2044455144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830 (or 1826 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 33.

The square root of 2044455144 is about 45215.6515379354. The cubic root of 2044455144 is about 1269.1877220566.

Adding to 2044455144 its reverse (4415544402), we get a palindrome (6459999546).

The spelling of 2044455144 in words is "two billion, forty-four million, four hundred fifty-five thousand, one hundred forty-four".