44374309709 has 2 divisors, whose sum is σ = 44374309710. Its totient is φ = 44374309708.

The previous prime is 44374309669. The next prime is 44374309711. The reversal of 44374309709 is 90790347344.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42473088100 + 1901221609 = 206090^2 + 43603^2 .

It is a cyclic number.

It is not a de Polignac number, because 44374309709 - 2²⁴ = 44357532493 is a prime.

It is a Sophie Germain prime.

Together with 44374309711, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44374309769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22187154854 + 22187154855.

It is an arithmetic number, because the mean of its divisors is an integer number (22187154855).

Almost surely, 2^44374309709 is an apocalyptic number.

It is an amenable number.

44374309709 is a deficient number, since it is larger than the sum of its proper divisors (1).

44374309709 is an equidigital number, since it uses as much as digits as its factorization.

44374309709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 50.

The spelling of 44374309709 in words is "forty-four billion, three hundred seventy-four million, three hundred nine thousand, seven hundred nine".