42605112443 has 4 divisors (see below), whose sum is σ = 42611993760. Its totient is φ = 42598231128.

The previous prime is 42605112401. The next prime is 42605112449. The reversal of 42605112443 is 34421150624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42605112443 - 2⁶ = 42605112379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42605112449) 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 3 ways as a sum of consecutive naturals, for example, 3431363 + ... + 3443756.

It is an arithmetic number, because the mean of its divisors is an integer number (10652998440).

Almost surely, 2^42605112443 is an apocalyptic number.

42605112443 is a deficient number, since it is larger than the sum of its proper divisors (6881317).

42605112443 is an equidigital number, since it uses as much as digits as its factorization.

42605112443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6881316.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 42605112443 in words is "forty-two billion, six hundred five million, one hundred twelve thousand, four hundred forty-three".