42404224242 has 32 divisors (see below), whose sum is σ = 85304628864. Its totient is φ = 14052096000.

The previous prime is 42404224217. The next prime is 42404224253. The reversal of 42404224242 is 24242240424.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5807538 + ... + 5814834.

It is an arithmetic number, because the mean of its divisors is an integer number (2665769652).

Almost surely, 2^42404224242 is an apocalyptic number.

42404224242 is an abundant number, since it is smaller than the sum of its proper divisors (42900404622).

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

42404224242 is a wasteful number, since it uses less digits than its factorization.

42404224242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12834.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 42404224242 its reverse (24242240424), we get a palindrome (66646464666).

The spelling of 42404224242 in words is "forty-two billion, four hundred four million, two hundred twenty-four thousand, two hundred forty-two".