44082181899 has 24 divisors (see below), whose sum is σ = 72786484992. Its totient is φ = 25184314800.

The previous prime is 44082181889. The next prime is 44082181907. The reversal of 44082181899 is 99818128044.

It is a happy number.

44082181899 is a `hidden beast` number, since 4 + 408 + 218 + 18 + 9 + 9 = 666.

It is not a de Polignac number, because 44082181899 - 2⁷ = 44082181771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44082181889) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 223474 + ... + 371624.

It is an arithmetic number, because the mean of its divisors is an integer number (3032770208).

Almost surely, 2^44082181899 is an apocalyptic number.

44082181899 is a deficient number, since it is larger than the sum of its proper divisors (28704303093).

44082181899 is a wasteful number, since it uses less digits than its factorization.

44082181899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152887 (or 152884 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 54.

The spelling of 44082181899 in words is "forty-four billion, eighty-two million, one hundred eighty-one thousand, eight hundred ninety-nine".