43442243422 has 16 divisors (see below), whose sum is σ = 65828991744. Its totient is φ = 21499380000.

The previous prime is 43442243371. The next prime is 43442243437. The reversal of 43442243422 is 22434224434.

43442243422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653272 + ... + 716692.

It is an arithmetic number, because the mean of its divisors is an integer number (4114311984).

Almost surely, 2^43442243422 is an apocalyptic number.

43442243422 is a deficient number, since it is larger than the sum of its proper divisors (22386748322).

43442243422 is a wasteful number, since it uses less digits than its factorization.

43442243422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66915.

The product of its digits is 147456, while the sum is 34.

Adding to 43442243422 its reverse (22434224434), we get a palindrome (65876467856).

The spelling of 43442243422 in words is "forty-three billion, four hundred forty-two million, two hundred forty-three thousand, four hundred twenty-two".