42402440422 has 8 divisors (see below), whose sum is σ = 65796890400. Its totient is φ = 20470143624.

The previous prime is 42402440419. The next prime is 42402440471. The reversal of 42402440422 is 22404420424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365538222 + ... + 365538337.

It is an arithmetic number, because the mean of its divisors is an integer number (8224611300).

Almost surely, 2^42402440422 is an apocalyptic number.

42402440422 is a deficient number, since it is larger than the sum of its proper divisors (23394449978).

42402440422 is a wasteful number, since it uses less digits than its factorization.

42402440422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731076590.

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

Adding to 42402440422 its reverse (22404420424), we get a palindrome (64806860846).

The spelling of 42402440422 in words is "forty-two billion, four hundred two million, four hundred forty thousand, four hundred twenty-two".