44081671845 has 8 divisors (see below), whose sum is σ = 70530674976. Its totient is φ = 23510224976.

The previous prime is 44081671841. The next prime is 44081671847. The reversal of 44081671845 is 54817618044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44081671845 - 2² = 44081671841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44081671794 and 44081671803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44081671841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1469389047 + ... + 1469389076.

It is an arithmetic number, because the mean of its divisors is an integer number (8816334372).

Almost surely, 2^44081671845 is an apocalyptic number.

It is an amenable number.

44081671845 is a deficient number, since it is larger than the sum of its proper divisors (26449003131).

44081671845 is a wasteful number, since it uses less digits than its factorization.

44081671845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2938778131.

The product of its (nonzero) digits is 860160, while the sum is 48.

The spelling of 44081671845 in words is "forty-four billion, eighty-one million, six hundred seventy-one thousand, eight hundred forty-five".