2224443982849 has 27 divisors (see below), whose sum is σ = 2506897942563. Its totient is φ = 1972302736800.

The previous prime is 2224443982829. The next prime is 2224443982987. The reversal of 2224443982849 is 9482893444222.

It is a happy number.

The square root of 2224443982849 is 1491457.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 107186176449 + 2117257806400 = 327393^2 + 1455080^2 .

It is not a de Polignac number, because 2224443982849 - 2¹⁵ = 2224443950081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2224443982829) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 672645454 + ... + 672648760.

Almost surely, 2^{2224443982849} is an apocalyptic number.

2224443982849 is the 1491457-th square number.

2224443982849 is the 745729-th centered octagonal number.

It is an amenable number.

2224443982849 is a deficient number, since it is larger than the sum of its proper divisors (282453959714).

2224443982849 is an frugal number, since it uses more digits than its factorization.

2224443982849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6718 (or 3359 counting only the distinct ones).

The product of its digits is 63700992, while the sum is 61.

The spelling of 2224443982849 in words is "two trillion, two hundred twenty-four billion, four hundred forty-three million, nine hundred eighty-two thousand, eight hundred forty-nine".