442433320434 has 48 divisors (see below), whose sum is σ = 1095639929280. Its totient is φ = 126399048480.

The previous prime is 442433320423. The next prime is 442433320451. The reversal of 442433320434 is 434023334244.

442433320434 is a `hidden beast` number, since 44 + 243 + 332 + 0 + 43 + 4 = 666.

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 23 ways as a sum of consecutive naturals, for example, 1450864 + ... + 1729124.

It is an arithmetic number, because the mean of its divisors is an integer number (22825831860).

Almost surely, 2^442433320434 is an apocalyptic number.

442433320434 is an abundant number, since it is smaller than the sum of its proper divisors (653206608846).

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

442433320434 is a wasteful number, since it uses less digits than its factorization.

442433320434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290895 (or 290892 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 36.

Adding to 442433320434 its reverse (434023334244), we get a palindrome (876456654678).

The spelling of 442433320434 in words is "four hundred forty-two billion, four hundred thirty-three million, three hundred twenty thousand, four hundred thirty-four".