2044145223 has 12 divisors (see below), whose sum is σ = 3021321160. Its totient is φ = 1331071056.

The previous prime is 2044145209. The next prime is 2044145231. The reversal of 2044145223 is 3225414402.

2044145223 is a `hidden beast` number, since 20 + 4 + 414 + 5 + 223 = 666.

It is not a de Polignac number, because 2044145223 - 2⁸ = 2044144967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044145203) 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 11 ways as a sum of consecutive naturals, for example, 2640628 + ... + 2641401.

Almost surely, 2^2044145223 is an apocalyptic number.

2044145223 is a deficient number, since it is larger than the sum of its proper divisors (977175937).

2044145223 is a wasteful number, since it uses less digits than its factorization.

2044145223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5282078 (or 5282075 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 2044145223 is about 45212.2242651255. The cubic root of 2044145223 is about 1269.1235863370.

Adding to 2044145223 its reverse (3225414402), we get a palindrome (5269559625).

The spelling of 2044145223 in words is "two billion, forty-four million, one hundred forty-five thousand, two hundred twenty-three".