44089494389 has 2 divisors, whose sum is σ = 44089494390. Its totient is φ = 44089494388.

The previous prime is 44089494287. The next prime is 44089494431. The reversal of 44089494389 is 98349498044.

44089494389 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 can be written as a sum of positive squares in only one way, i.e., 26710345489 + 17379148900 = 163433^2 + 131830^2 .

It is a cyclic number.

It is not a de Polignac number, because 44089494389 - 2⁸ = 44089494133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44089494089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22044747194 + 22044747195.

It is an arithmetic number, because the mean of its divisors is an integer number (22044747195).

Almost surely, 2^44089494389 is an apocalyptic number.

It is an amenable number.

44089494389 is a deficient number, since it is larger than the sum of its proper divisors (1).

44089494389 is an equidigital number, since it uses as much as digits as its factorization.

44089494389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35831808, while the sum is 62.

The spelling of 44089494389 in words is "forty-four billion, eighty-nine million, four hundred ninety-four thousand, three hundred eighty-nine".