43423444244 has 6 divisors (see below), whose sum is σ = 75991027434. Its totient is φ = 21711722120.

The previous prime is 43423444223. The next prime is 43423444283. The reversal of 43423444244 is 44244432434.

It can be written as a sum of positive squares in only one way, i.e., 31884387844 + 11539056400 = 178562^2 + 107420^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43423444198 and 43423444207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5427930527 + ... + 5427930534.

It is an arithmetic number, because the mean of its divisors is an integer number (12665171239).

Almost surely, 2^43423444244 is an apocalyptic number.

It is an amenable number.

43423444244 is a deficient number, since it is larger than the sum of its proper divisors (32567583190).

43423444244 is a wasteful number, since it uses less digits than its factorization.

43423444244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10855861065 (or 10855861063 counting only the distinct ones).

The product of its digits is 589824, while the sum is 38.

Adding to 43423444244 its reverse (44244432434), we get a palindrome (87667876678).

The spelling of 43423444244 in words is "forty-three billion, four hundred twenty-three million, four hundred forty-four thousand, two hundred forty-four".