2244544445 has 48 divisors (see below), whose sum is σ = 3211270272. Its totient is φ = 1484795520.

The previous prime is 2244544433. The next prime is 2244544451. The reversal of 2244544445 is 5444454422.

2244544445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2244544445 - 2¹² = 2244540349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2244544399 and 2244544408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4462064 + ... + 4462566.

It is an arithmetic number, because the mean of its divisors is an integer number (66901464).

Almost surely, 2^2244544445 is an apocalyptic number.

It is an amenable number.

2244544445 is a deficient number, since it is larger than the sum of its proper divisors (966725827).

2244544445 is a wasteful number, since it uses less digits than its factorization.

2244544445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690 (or 611 counting only the distinct ones).

The product of its digits is 409600, while the sum is 38.

The square root of 2244544445 is about 47376.6234022645. The cubic root of 2244544445 is about 1309.3107585739.

Adding to 2244544445 its reverse (5444454422), we get a palindrome (7688998867).

The spelling of 2244544445 in words is "two billion, two hundred forty-four million, five hundred forty-four thousand, four hundred forty-five".