42040304443 has 8 divisors (see below), whose sum is σ = 43512799616. Its totient is φ = 40575081600.

The previous prime is 42040304441. The next prime is 42040304489. The reversal of 42040304443 is 34440304024.

42040304443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 42040304443 - 2¹ = 42040304441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42040304441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1806318 + ... + 1829443.

It is an arithmetic number, because the mean of its divisors is an integer number (5439099952).

Almost surely, 2^42040304443 is an apocalyptic number.

42040304443 is a deficient number, since it is larger than the sum of its proper divisors (1472495173).

42040304443 is a wasteful number, since it uses less digits than its factorization.

42040304443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3636165.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 42040304443 its reverse (34440304024), we get a palindrome (76480608467).

The spelling of 42040304443 in words is "forty-two billion, forty million, three hundred four thousand, four hundred forty-three".