422312243444 has 48 divisors (see below), whose sum is σ = 909695609088. Its totient is φ = 167050211328.

The previous prime is 422312243411. The next prime is 422312243453. The reversal of 422312243444 is 444342213224.

It is a super-2 number, since 2×422312243444² (a number of 24 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 3529097 + ... + 3646799.

It is an arithmetic number, because the mean of its divisors is an integer number (18951991856).

Almost surely, 2^422312243444 is an apocalyptic number.

It is an amenable number.

422312243444 is an abundant number, since it is smaller than the sum of its proper divisors (487383365644).

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

422312243444 is a wasteful number, since it uses less digits than its factorization.

422312243444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127584 (or 127582 counting only the distinct ones).

The product of its digits is 147456, while the sum is 35.

Adding to 422312243444 its reverse (444342213224), we get a palindrome (866654456668).

The spelling of 422312243444 in words is "four hundred twenty-two billion, three hundred twelve million, two hundred forty-three thousand, four hundred forty-four".