442066226044 has 48 divisors (see below), whose sum is σ = 833839283200. Its totient is φ = 204390418176.

The previous prime is 442066226039. The next prime is 442066226081. The reversal of 442066226044 is 440622660244.

It is a junction number, because it is equal to n+sod(n) for n = 442066225988 and 442066226006.

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 15 ways as a sum of consecutive naturals, for example, 4820629 + ... + 4911475.

Almost surely, 2^442066226044 is an apocalyptic number.

It is an amenable number.

442066226044 is a deficient number, since it is larger than the sum of its proper divisors (391773057156).

442066226044 is a wasteful number, since it uses less digits than its factorization.

442066226044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92402 (or 92400 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 40.

Adding to 442066226044 its reverse (440622660244), we get a palindrome (882688886288).

The spelling of 442066226044 in words is "four hundred forty-two billion, sixty-six million, two hundred twenty-six thousand, forty-four".