422322041442 has 64 divisors (see below), whose sum is σ = 1023601224960. Its totient is φ = 113397712896.

The previous prime is 422322041419. The next prime is 422322041483. The reversal of 422322041442 is 244140223224.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46534 + ... + 920222.

It is an arithmetic number, because the mean of its divisors is an integer number (15993769140).

Almost surely, 2^422322041442 is an apocalyptic number.

422322041442 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 422322041442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (511800612480).

422322041442 is an abundant number, since it is smaller than the sum of its proper divisors (601279183518).

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

422322041442 is a wasteful number, since it uses less digits than its factorization.

422322041442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874395.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 422322041442 its reverse (244140223224), we get a palindrome (666462264666).

The spelling of 422322041442 in words is "four hundred twenty-two billion, three hundred twenty-two million, forty-one thousand, four hundred forty-two".