42562783438 has 32 divisors (see below), whose sum is σ = 73491586560. Its totient is φ = 18109634400.

The previous prime is 42562783411. The next prime is 42562783441. The reversal of 42562783438 is 83438726524.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4284345 + ... + 4294267.

It is an arithmetic number, because the mean of its divisors is an integer number (2296612080).

Almost surely, 2^42562783438 is an apocalyptic number.

42562783438 is a deficient number, since it is larger than the sum of its proper divisors (30928803122).

42562783438 is a wasteful number, since it uses less digits than its factorization.

42562783438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12112.

The product of its digits is 7741440, while the sum is 52.

The spelling of 42562783438 in words is "forty-two billion, five hundred sixty-two million, seven hundred eighty-three thousand, four hundred thirty-eight".