42331344042 has 32 divisors (see below), whose sum is σ = 92329332480. Its totient is φ = 12860153280.

The previous prime is 42331343981. The next prime is 42331344091. The reversal of 42331344042 is 24044313324.

It is a happy 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, 3428709 + ... + 3441032.

It is an arithmetic number, because the mean of its divisors is an integer number (2885291640).

Almost surely, 2^42331344042 is an apocalyptic number.

42331344042 is an abundant number, since it is smaller than the sum of its proper divisors (49997988438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42331344042 is a wasteful number, since it uses less digits than its factorization.

42331344042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6869838.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 42331344042 its reverse (24044313324), we get a palindrome (66375657366).

The spelling of 42331344042 in words is "forty-two billion, three hundred thirty-one million, three hundred forty-four thousand, forty-two".