44212240209 has 16 divisors (see below), whose sum is σ = 62190504000. Its totient is φ = 27861313536.

The previous prime is 44212240169. The next prime is 44212240217. The reversal of 44212240209 is 90204221244.

It is not a de Polignac number, because 44212240209 - 2¹³ = 44212232017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44212240229) 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 15 ways as a sum of consecutive naturals, for example, 838164 + ... + 889349.

It is an arithmetic number, because the mean of its divisors is an integer number (3886906500).

Almost surely, 2^44212240209 is an apocalyptic number.

It is an amenable number.

44212240209 is a deficient number, since it is larger than the sum of its proper divisors (17978263791).

44212240209 is a wasteful number, since it uses less digits than its factorization.

44212240209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1727984.

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 44212240209 in words is "forty-four billion, two hundred twelve million, two hundred forty thousand, two hundred nine".