42422402242 has 64 divisors (see below), whose sum is σ = 75304525824. Its totient is φ = 17704592640.

The previous prime is 42422402219. The next prime is 42422402273. The reversal of 42422402242 is 24220422424.

It is a self number, because there is not a number n which added to its sum of digits gives 42422402242.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23269743 + ... + 23271565.

It is an arithmetic number, because the mean of its divisors is an integer number (1176633216).

Almost surely, 2^42422402242 is an apocalyptic number.

42422402242 is a deficient number, since it is larger than the sum of its proper divisors (32882123582).

42422402242 is a wasteful number, since it uses less digits than its factorization.

42422402242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3343.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 42422402242 its reverse (24220422424), we get a palindrome (66642824666).

The spelling of 42422402242 in words is "forty-two billion, four hundred twenty-two million, four hundred two thousand, two hundred forty-two".