2044545243 has 8 divisors (see below), whose sum is σ = 2935757328. Its totient is φ = 1258181664.

The previous prime is 2044545241. The next prime is 2044545247. The reversal of 2044545243 is 3425454402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2044545243 - 2¹ = 2044545241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2044545241) 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 7 ways as a sum of consecutive naturals, for example, 26212080 + ... + 26212157.

It is an arithmetic number, because the mean of its divisors is an integer number (366969666).

Almost surely, 2^2044545243 is an apocalyptic number.

2044545243 is a deficient number, since it is larger than the sum of its proper divisors (891212085).

2044545243 is a wasteful number, since it uses less digits than its factorization.

2044545243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52424253.

The product of its (nonzero) digits is 76800, while the sum is 33.

The square root of 2044545243 is about 45216.6478523121. The cubic root of 2044545243 is about 1269.2063661218.

Adding to 2044545243 its reverse (3425454402), we get a palindrome (5469999645).

The spelling of 2044545243 in words is "two billion, forty-four million, five hundred forty-five thousand, two hundred forty-three".