44032518009 has 12 divisors (see below), whose sum is σ = 63618707776. Its totient is φ = 29347543512.

The previous prime is 44032518007. The next prime is 44032518037. The reversal of 44032518009 is 90081523044.

44032518009 is a `hidden beast` number, since 440 + 32 + 5 + 180 + 0 + 9 = 666.

It is not a de Polignac number, because 44032518009 - 2¹ = 44032518007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44032518007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 584917 + ... + 655890.

Almost surely, 2^44032518009 is an apocalyptic number.

It is an amenable number.

44032518009 is a deficient number, since it is larger than the sum of its proper divisors (19586189767).

44032518009 is a wasteful number, since it uses less digits than its factorization.

44032518009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244756 (or 1244753 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 44032518009 in words is "forty-four billion, thirty-two million, five hundred eighteen thousand, nine".