442324434211 has 4 divisors (see below), whose sum is σ = 482535746424. Its totient is φ = 402113122000.

The previous prime is 442324434199. The next prime is 442324434217. The reversal of 442324434211 is 112434423244.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 442324434211 - 2⁵ = 442324434179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442324434217) by changing a digit.

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, 20105656090 + ... + 20105656111.

It is an arithmetic number, because the mean of its divisors is an integer number (120633936606).

Almost surely, 2^442324434211 is an apocalyptic number.

442324434211 is a deficient number, since it is larger than the sum of its proper divisors (40211312213).

442324434211 is a wasteful number, since it uses less digits than its factorization.

442324434211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40211312212.

The product of its digits is 73728, while the sum is 34.

Adding to 442324434211 its reverse (112434423244), we get a palindrome (554758857455).

The spelling of 442324434211 in words is "four hundred forty-two billion, three hundred twenty-four million, four hundred thirty-four thousand, two hundred eleven".