44234243209 has 4 divisors (see below), whose sum is σ = 47636877316. Its totient is φ = 40831609104.

The previous prime is 44234243173. The next prime is 44234243227. The reversal of 44234243209 is 90234243244.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25107353209 + 19126890000 = 158453^2 + 138300^2 .

It is a de Polignac number, because none of the positive numbers 2^k-44234243209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44234243299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1701317034 + ... + 1701317059.

It is an arithmetic number, because the mean of its divisors is an integer number (11909219329).

Almost surely, 2^44234243209 is an apocalyptic number.

It is an amenable number.

44234243209 is a deficient number, since it is larger than the sum of its proper divisors (3402634107).

44234243209 is a wasteful number, since it uses less digits than its factorization.

44234243209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3402634106.

The product of its (nonzero) digits is 165888, while the sum is 37.

The spelling of 44234243209 in words is "forty-four billion, two hundred thirty-four million, two hundred forty-three thousand, two hundred nine".