44033424221 has 8 divisors (see below), whose sum is σ = 44442265560. Its totient is φ = 43624671552.

The previous prime is 44033424199. The next prime is 44033424269. The reversal of 44033424221 is 12242433044.

It can be written as a sum of positive squares in 4 ways, for example, as 28160196100 + 15873228121 = 167810^2 + 125989^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44033424221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44033421221) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1389671 + ... + 1421003.

It is an arithmetic number, because the mean of its divisors is an integer number (5555283195).

Almost surely, 2^44033424221 is an apocalyptic number.

It is an amenable number.

44033424221 is a deficient number, since it is larger than the sum of its proper divisors (408841339).

44033424221 is a wasteful number, since it uses less digits than its factorization.

44033424221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44335.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 44033424221 its reverse (12242433044), we get a palindrome (56275857265).

The spelling of 44033424221 in words is "forty-four billion, thirty-three million, four hundred twenty-four thousand, two hundred twenty-one".