442097204667 has 4 divisors (see below), whose sum is σ = 589462939560. Its totient is φ = 294731469776.

The previous prime is 442097204621. The next prime is 442097204671. The reversal of 442097204667 is 766402790244.

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 442097204667 - 2⁶ = 442097204603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442097204167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73682867442 + ... + 73682867447.

It is an arithmetic number, because the mean of its divisors is an integer number (147365734890).

Almost surely, 2^442097204667 is an apocalyptic number.

442097204667 is a deficient number, since it is larger than the sum of its proper divisors (147365734893).

442097204667 is a wasteful number, since it uses less digits than its factorization.

442097204667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147365734892.

The product of its (nonzero) digits is 4064256, while the sum is 51.

The spelling of 442097204667 in words is "four hundred forty-two billion, ninety-seven million, two hundred four thousand, six hundred sixty-seven".