42042301234 has 8 divisors (see below), whose sum is σ = 63560014848. Its totient is φ = 20855629620.

The previous prime is 42042301229. The next prime is 42042301237. The reversal of 42042301234 is 43210324024.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 42042301199 and 42042301208.

It is not an unprimeable number, because it can be changed into a prime (42042301237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82760182 + ... + 82760689.

It is an arithmetic number, because the mean of its divisors is an integer number (7945001856).

Almost surely, 2^42042301234 is an apocalyptic number.

42042301234 is a deficient number, since it is larger than the sum of its proper divisors (21517713614).

42042301234 is a wasteful number, since it uses less digits than its factorization.

42042301234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165521000.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 42042301234 its reverse (43210324024), we get a palindrome (85252625258).

The spelling of 42042301234 in words is "forty-two billion, forty-two million, three hundred one thousand, two hundred thirty-four".