44403629444 has 12 divisors (see below), whose sum is σ = 80385881100. Its totient is φ = 21436234848.

The previous prime is 44403629381. The next prime is 44403629483. The reversal of 44403629444 is 44492630444.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 35513402500 + 8890226944 = 188450^2 + 94288^2 .

It is a junction number, because it is equal to n+sod(n) for n = 44403629395 and 44403629404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191394839 + ... + 191395070.

It is an arithmetic number, because the mean of its divisors is an integer number (6698823425).

Almost surely, 2^44403629444 is an apocalyptic number.

It is an amenable number.

44403629444 is a deficient number, since it is larger than the sum of its proper divisors (35982251656).

44403629444 is a wasteful number, since it uses less digits than its factorization.

44403629444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382789942 (or 382789940 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 44403629444 in words is "forty-four billion, four hundred three million, six hundred twenty-nine thousand, four hundred forty-four".