4449979089 has 6 divisors (see below), whose sum is σ = 6427747586. Its totient is φ = 2966652720.

The previous prime is 4449979087. The next prime is 4449979117. The reversal of 4449979089 is 9809799444.

It can be written as a sum of positive squares in only one way, i.e., 3295678464 + 1154300625 = 57408^2 + 33975^2 .

It is not a de Polignac number, because 4449979089 - 2¹ = 4449979087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4449979087) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 247221052 + ... + 247221069.

Almost surely, 2^4449979089 is an apocalyptic number.

It is an amenable number.

4449979089 is a deficient number, since it is larger than the sum of its proper divisors (1977768497).

4449979089 is a wasteful number, since it uses less digits than its factorization.

4449979089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494442127 (or 494442124 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The square root of 4449979089 is about 66708.1635858761. The cubic root of 4449979089 is about 1644.8235801478.

The spelling of 4449979089 in words is "four billion, four hundred forty-nine million, nine hundred seventy-nine thousand, eighty-nine".