44092009391 has 2 divisors, whose sum is σ = 44092009392. Its totient is φ = 44092009390.

The previous prime is 44092009369. The next prime is 44092009399. The reversal of 44092009391 is 19390029044.

44092009391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44092009391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44092009399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22046004695 + 22046004696.

It is an arithmetic number, because the mean of its divisors is an integer number (22046004696).

Almost surely, 2^44092009391 is an apocalyptic number.

44092009391 is a deficient number, since it is larger than the sum of its proper divisors (1).

44092009391 is an equidigital number, since it uses as much as digits as its factorization.

44092009391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 44092009391 in words is "forty-four billion, ninety-two million, nine thousand, three hundred ninety-one".