422434442142 has 48 divisors (see below), whose sum is σ = 938610232560. Its totient is φ = 137235724416.

The previous prime is 422434442113. The next prime is 422434442173. The reversal of 422434442142 is 241244434224.

422434442142 is a `hidden beast` number, since 4 + 2 + 2 + 434 + 4 + 4 + 214 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 422434442097 and 422434442106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 243417 + ... + 950852.

It is an arithmetic number, because the mean of its divisors is an integer number (19554379845).

Almost surely, 2^422434442142 is an apocalyptic number.

422434442142 is an abundant number, since it is smaller than the sum of its proper divisors (516175790418).

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

422434442142 is a wasteful number, since it uses less digits than its factorization.

422434442142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194777 (or 1194774 counting only the distinct ones).

The product of its digits is 196608, while the sum is 36.

Adding to 422434442142 its reverse (241244434224), we get a palindrome (663678876366).

The spelling of 422434442142 in words is "four hundred twenty-two billion, four hundred thirty-four million, four hundred forty-two thousand, one hundred forty-two".