42331403442 has 8 divisors (see below), whose sum is σ = 84662806896. Its totient is φ = 14110467812.

The previous prime is 42331403431. The next prime is 42331403459. The reversal of 42331403442 is 24430413324.

It is a happy number.

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

42331403442 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3527616948 + ... + 3527616959.

It is an arithmetic number, because the mean of its divisors is an integer number (10582850862).

Almost surely, 2^42331403442 is an apocalyptic number.

42331403442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42331403442 is a wasteful number, since it uses less digits than its factorization.

42331403442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7055233912.

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

Adding to 42331403442 its reverse (24430413324), we get a palindrome (66761816766).

The spelling of 42331403442 in words is "forty-two billion, three hundred thirty-one million, four hundred three thousand, four hundred forty-two".