42248442573 has 12 divisors (see below), whose sum is σ = 61097081500. Its totient is φ = 28132603776.

The previous prime is 42248442569. The next prime is 42248442583. The reversal of 42248442573 is 37524484224.

It can be written as a sum of positive squares in 2 ways, for example, as 21649591044 + 20598851529 = 147138^2 + 143523^2 .

It is not a de Polignac number, because 42248442573 - 2² = 42248442569 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 (42248442553) 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 11 ways as a sum of consecutive naturals, for example, 2743948 + ... + 2759301.

Almost surely, 2^42248442573 is an apocalyptic number.

It is an amenable number.

42248442573 is a deficient number, since it is larger than the sum of its proper divisors (18848638927).

42248442573 is a wasteful number, since it uses less digits than its factorization.

42248442573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5504108 (or 5504105 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 45.

The spelling of 42248442573 in words is "forty-two billion, two hundred forty-eight million, four hundred forty-two thousand, five hundred seventy-three".