42406006422 has 32 divisors (see below), whose sum is σ = 96708723552. Its totient is φ = 12280472064.

The previous prime is 42406006417. The next prime is 42406006429. The reversal of 42406006422 is 22460060424.

It is a super-3 number, since 3×42406006422³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42406006422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42406006429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15988873 + ... + 15991524.

It is an arithmetic number, because the mean of its divisors is an integer number (3022147611).

Almost surely, 2^42406006422 is an apocalyptic number.

42406006422 is an abundant number, since it is smaller than the sum of its proper divisors (54302717130).

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

42406006422 is a wasteful number, since it uses less digits than its factorization.

42406006422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31980432.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 42406006422 its reverse (22460060424), we get a palindrome (64866066846).

The spelling of 42406006422 in words is "forty-two billion, four hundred six million, six thousand, four hundred twenty-two".