442450568307 has 24 divisors (see below), whose sum is σ = 650653213392. Its totient is φ = 267236601280.

The previous prime is 442450568291. The next prime is 442450568309. The reversal of 442450568307 is 703865054244.

It is not a de Polignac number, because 442450568307 - 2⁴ = 442450568291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442450568309) by changing a digit.

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, 1973628 + ... + 2186345.

It is an arithmetic number, because the mean of its divisors is an integer number (27110550558).

Almost surely, 2^442450568307 is an apocalyptic number.

442450568307 is a deficient number, since it is larger than the sum of its proper divisors (208202645085).

442450568307 is a wasteful number, since it uses less digits than its factorization.

442450568307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4160291 (or 4160280 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 48.

The spelling of 442450568307 in words is "four hundred forty-two billion, four hundred fifty million, five hundred sixty-eight thousand, three hundred seven".