44432321944 has 32 divisors (see below), whose sum is σ = 85129159680. Its totient is φ = 21731724064.

The previous prime is 44432321903. The next prime is 44432321971. The reversal of 44432321944 is 44912323444.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 44432321897 and 44432321906.

It is a congruent number.

It is an unprimeable number.

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, 686049 + ... + 748015.

It is an arithmetic number, because the mean of its divisors is an integer number (2660286240).

Almost surely, 2^44432321944 is an apocalyptic number.

It is an amenable number.

44432321944 is a deficient number, since it is larger than the sum of its proper divisors (40696837736).

44432321944 is a wasteful number, since it uses less digits than its factorization.

44432321944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63927 (or 63923 counting only the distinct ones).

The product of its digits is 331776, while the sum is 40.

The spelling of 44432321944 in words is "forty-four billion, four hundred thirty-two million, three hundred twenty-one thousand, nine hundred forty-four".