442604383851 has 8 divisors (see below), whose sum is σ = 674444775424. Its totient is φ = 252916790760.

The previous prime is 442604383817. The next prime is 442604383853. The reversal of 442604383851 is 158383406244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 442604383851 - 2⁶ = 442604383787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 442604383851.

It is not an unprimeable number, because it can be changed into a prime (442604383853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10538199595 + ... + 10538199636.

It is an arithmetic number, because the mean of its divisors is an integer number (84305596928).

Almost surely, 2^442604383851 is an apocalyptic number.

442604383851 is a deficient number, since it is larger than the sum of its proper divisors (231840391573).

442604383851 is a wasteful number, since it uses less digits than its factorization.

442604383851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21076399241.

The product of its (nonzero) digits is 2211840, while the sum is 48.

The spelling of 442604383851 in words is "four hundred forty-two billion, six hundred four million, three hundred eighty-three thousand, eight hundred fifty-one".