42544322443 has 8 divisors (see below), whose sum is σ = 48623590880. Its totient is φ = 36465431040.

The previous prime is 42544322389. The next prime is 42544322453. The reversal of 42544322443 is 34422344524.

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

It is a cyclic number.

It is not a de Polignac number, because 42544322443 - 2³³ = 33954387851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42544322453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215353 + ... + 362581.

It is an arithmetic number, because the mean of its divisors is an integer number (6077948860).

Almost surely, 2^42544322443 is an apocalyptic number.

42544322443 is a deficient number, since it is larger than the sum of its proper divisors (6079268437).

42544322443 is a wasteful number, since it uses less digits than its factorization.

42544322443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188517.

The product of its digits is 368640, while the sum is 37.

Adding to 42544322443 its reverse (34422344524), we get a palindrome (76966666967).

The spelling of 42544322443 in words is "forty-two billion, five hundred forty-four million, three hundred twenty-two thousand, four hundred forty-three".