42242344442 has 16 divisors (see below), whose sum is σ = 64737608832. Its totient is φ = 20663501760.

The previous prime is 42242344409. The next prime is 42242344499. The reversal of 42242344442 is 24444324224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149138 + ... + 326690.

It is an arithmetic number, because the mean of its divisors is an integer number (4046100552).

Almost surely, 2^42242344442 is an apocalyptic number.

42242344442 is a deficient number, since it is larger than the sum of its proper divisors (22495264390).

42242344442 is a wasteful number, since it uses less digits than its factorization.

42242344442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180133.

The product of its digits is 196608, while the sum is 35.

Adding to 42242344442 its reverse (24444324224), we get a palindrome (66686668666).

The spelling of 42242344442 in words is "forty-two billion, two hundred forty-two million, three hundred forty-four thousand, four hundred forty-two".