442033634422 has 8 divisors (see below), whose sum is σ = 685914260400. Its totient is φ = 213395547624.

The previous prime is 442033634389. The next prime is 442033634447. The reversal of 442033634422 is 224436330244.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3810634722 + ... + 3810634837.

It is an arithmetic number, because the mean of its divisors is an integer number (85739282550).

Almost surely, 2^442033634422 is an apocalyptic number.

442033634422 is a deficient number, since it is larger than the sum of its proper divisors (243880625978).

442033634422 is a wasteful number, since it uses less digits than its factorization.

442033634422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7621269590.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 442033634422 its reverse (224436330244), we get a palindrome (666469964666).

The spelling of 442033634422 in words is "four hundred forty-two billion, thirty-three million, six hundred thirty-four thousand, four hundred twenty-two".