44386895489 has 2 divisors, whose sum is σ = 44386895490. Its totient is φ = 44386895488.

The previous prime is 44386895473. The next prime is 44386895491. The reversal of 44386895489 is 98459868344.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25546587889 + 18840307600 = 159833^2 + 137260^2 .

It is a cyclic number.

It is not a de Polignac number, because 44386895489 - 2⁴ = 44386895473 is a prime.

Together with 44386895491, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (44386835489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22193447744 + 22193447745.

It is an arithmetic number, because the mean of its divisors is an integer number (22193447745).

Almost surely, 2^44386895489 is an apocalyptic number.

It is an amenable number.

44386895489 is a deficient number, since it is larger than the sum of its proper divisors (1).

44386895489 is an equidigital number, since it uses as much as digits as its factorization.

44386895489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238878720, while the sum is 68.

The spelling of 44386895489 in words is "forty-four billion, three hundred eighty-six million, eight hundred ninety-five thousand, four hundred eighty-nine".