442233140334444 has 48 divisors (see below), whose sum is σ = 1196379510090240. Its totient is φ = 141001870830480.

The previous prime is 442233140334343. The next prime is 442233140334481. The reversal of 442233140334444 is 444433041332244.

442233140334444 is a `hidden beast` number, since 4 + 4 + 2 + 2 + 33 + 140 + 3 + 34 + 444 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 442233140334444.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89016330112 + ... + 89016335079.

It is an arithmetic number, because the mean of its divisors is an integer number (24924573126880).

Almost surely, 2^{442233140334444} is an apocalyptic number.

It is an amenable number.

442233140334444 is an abundant number, since it is smaller than the sum of its proper divisors (754146369755796).

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

442233140334444 is a wasteful number, since it uses less digits than its factorization.

442233140334444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178032665227 (or 178032665219 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 45.

Adding to 442233140334444 its reverse (444433041332244), we get a palindrome (886666181666688).

The spelling of 442233140334444 in words is "four hundred forty-two trillion, two hundred thirty-three billion, one hundred forty million, three hundred thirty-four thousand, four hundred forty-four".