42242204142 has 24 divisors (see below), whose sum is σ = 93757088880. Its totient is φ = 13737301920.

The previous prime is 42242204047. The next prime is 42242204149. The reversal of 42242204142 is 24140224224.

42242204142 is a `hidden beast` number, since 4 + 2 + 24 + 220 + 414 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42242204149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28618642 + ... + 28620117.

It is an arithmetic number, because the mean of its divisors is an integer number (3906545370).

Almost surely, 2^42242204142 is an apocalyptic number.

42242204142 is an abundant number, since it is smaller than the sum of its proper divisors (51514884738).

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

42242204142 is a wasteful number, since it uses less digits than its factorization.

42242204142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57238808 (or 57238805 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 42242204142 its reverse (24140224224), we get a palindrome (66382428366).

The spelling of 42242204142 in words is "forty-two billion, two hundred forty-two million, two hundred four thousand, one hundred forty-two".