43434221044 has 24 divisors (see below), whose sum is σ = 76943055168. Its totient is φ = 21450609600.

The previous prime is 43434221041. The next prime is 43434221063. The reversal of 43434221044 is 44012243434.

It is a junction number, because it is equal to n+sod(n) for n = 43434220997 and 43434221015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43434221041) 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, 1786369 + ... + 1810519.

It is an arithmetic number, because the mean of its divisors is an integer number (3205960632).

Almost surely, 2^43434221044 is an apocalyptic number.

It is an amenable number.

43434221044 is a deficient number, since it is larger than the sum of its proper divisors (33508834124).

43434221044 is a wasteful number, since it uses less digits than its factorization.

43434221044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29655 (or 29653 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 43434221044 its reverse (44012243434), we get a palindrome (87446464478).

The spelling of 43434221044 in words is "forty-three billion, four hundred thirty-four million, two hundred twenty-one thousand, forty-four".