42443023637 has 8 divisors (see below), whose sum is σ = 48509250816. Its totient is φ = 36377530992.

The previous prime is 42443023561. The next prime is 42443023687. The reversal of 42443023637 is 73632034424.

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 42443023637 - 2¹⁶ = 42442958101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42443023637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42443023687) 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 7 ways as a sum of consecutive naturals, for example, 53678 + ... + 296255.

It is an arithmetic number, because the mean of its divisors is an integer number (6063656352).

Almost surely, 2^42443023637 is an apocalyptic number.

It is an amenable number.

42443023637 is a deficient number, since it is larger than the sum of its proper divisors (6066227179).

42443023637 is a wasteful number, since it uses less digits than its factorization.

42443023637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367267.

The product of its (nonzero) digits is 290304, while the sum is 38.

The spelling of 42443023637 in words is "forty-two billion, four hundred forty-three million, twenty-three thousand, six hundred thirty-seven".