42402420442422 has 16 divisors (see below), whose sum is σ = 94227600983280. Its totient is φ = 14134140147456.

The previous prime is 42402420442373. The next prime is 42402420442423. The reversal of 42402420442422 is 22424402420424.

42402420442422 is a `hidden beast` number, since 4 + 2 + 4 + 0 + 2 + 4 + 204 + 424 + 22 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42402420442423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392615004043 + ... + 392615004150.

It is an arithmetic number, because the mean of its divisors is an integer number (5889225061455).

Almost surely, 2^{42402420442422} is an apocalyptic number.

42402420442422 is an abundant number, since it is smaller than the sum of its proper divisors (51825180540858).

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

42402420442422 is a wasteful number, since it uses less digits than its factorization.

42402420442422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785230008204 (or 785230008198 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 42402420442422 its reverse (22424402420424), we get a palindrome (64826822862846).

The spelling of 42402420442422 in words is "forty-two trillion, four hundred two billion, four hundred twenty million, four hundred forty-two thousand, four hundred twenty-two".