2044453040 has 40 divisors (see below), whose sum is σ = 5432405280. Its totient is φ = 700955136.

The previous prime is 2044453013. The next prime is 2044453063. The reversal of 2044453040 is 403544402.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1824845 + ... + 1825964.

It is an arithmetic number, because the mean of its divisors is an integer number (135810132).

Almost surely, 2^2044453040 is an apocalyptic number.

2044453040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044453040 is an abundant number, since it is smaller than the sum of its proper divisors (3387952240).

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

2044453040 is a wasteful number, since it uses less digits than its factorization.

2044453040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3650829 (or 3650823 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 2044453040 is about 45215.6282716496. The cubic root of 2044453040 is about 1269.1872866722.

Adding to 2044453040 its reverse (403544402), we get a palindrome (2447997442).

The spelling of 2044453040 in words is "two billion, forty-four million, four hundred fifty-three thousand, forty".