42222406442 has 16 divisors (see below), whose sum is σ = 66722539200. Its totient is φ = 19983412800.

The previous prime is 42222406399. The next prime is 42222406453. The reversal of 42222406442 is 24460422224.

42222406442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42222406399 and 42222406408.

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, 416942 + ... + 508217.

It is an arithmetic number, because the mean of its divisors is an integer number (4170158700).

Almost surely, 2^42222406442 is an apocalyptic number.

42222406442 is a deficient number, since it is larger than the sum of its proper divisors (24500132758).

42222406442 is a wasteful number, since it uses less digits than its factorization.

42222406442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926381.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 42222406442 its reverse (24460422224), we get a palindrome (66682828666).

The spelling of 42222406442 in words is "forty-two billion, two hundred twenty-two million, four hundred six thousand, four hundred forty-two".