44134432109 has 2 divisors, whose sum is σ = 44134432110. Its totient is φ = 44134432108.

The previous prime is 44134432099. The next prime is 44134432151. The reversal of 44134432109 is 90123443144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40482647209 + 3651784900 = 201203^2 + 60430^2 .

It is a cyclic number.

It is not a de Polignac number, because 44134432109 - 2³² = 39839464813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44134432409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22067216054 + 22067216055.

It is an arithmetic number, because the mean of its divisors is an integer number (22067216055).

Almost surely, 2^44134432109 is an apocalyptic number.

It is an amenable number.

44134432109 is a deficient number, since it is larger than the sum of its proper divisors (1).

44134432109 is an equidigital number, since it uses as much as digits as its factorization.

44134432109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 44134432109 in words is "forty-four billion, one hundred thirty-four million, four hundred thirty-two thousand, one hundred nine".