422404204142 has 32 divisors (see below), whose sum is σ = 711341390880. Its totient is φ = 186941813760.

The previous prime is 422404204099. The next prime is 422404204147. The reversal of 422404204142 is 241402404224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422404204147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2297909 + ... + 2474912.

It is an arithmetic number, because the mean of its divisors is an integer number (22229418465).

Almost surely, 2^422404204142 is an apocalyptic number.

422404204142 is a deficient number, since it is larger than the sum of its proper divisors (288937186738).

422404204142 is a wasteful number, since it uses less digits than its factorization.

422404204142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4772996.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 422404204142 its reverse (241402404224), we get a palindrome (663806608366).

The spelling of 422404204142 in words is "four hundred twenty-two billion, four hundred four million, two hundred four thousand, one hundred forty-two".