44027089861 has 2 divisors, whose sum is σ = 44027089862. Its totient is φ = 44027089860.

The previous prime is 44027089837. The next prime is 44027089879. The reversal of 44027089861 is 16898072044.

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., 40236348100 + 3790741761 = 200590^2 + 61569^2 .

It is a cyclic number.

It is not a de Polignac number, because 44027089861 - 2¹¹ = 44027087813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44027089801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22013544930 + 22013544931.

It is an arithmetic number, because the mean of its divisors is an integer number (22013544931).

Almost surely, 2^44027089861 is an apocalyptic number.

It is an amenable number.

44027089861 is a deficient number, since it is larger than the sum of its proper divisors (1).

44027089861 is an equidigital number, since it uses as much as digits as its factorization.

44027089861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 44027089861 in words is "forty-four billion, twenty-seven million, eighty-nine thousand, eight hundred sixty-one".