442604383852 has 12 divisors (see below), whose sum is σ = 774566525880. Its totient is φ = 221299662176.

The previous prime is 442604383817. The next prime is 442604383853. The reversal of 442604383852 is 258383406244.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 442604383796 and 442604383805.

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 3 ways as a sum of consecutive naturals, for example, 206977 + ... + 963352.

It is an arithmetic number, because the mean of its divisors is an integer number (64547210490).

Almost surely, 2^442604383852 is an apocalyptic number.

It is an amenable number.

442604383852 is a deficient number, since it is larger than the sum of its proper divisors (331962142028).

442604383852 is a wasteful number, since it uses less digits than its factorization.

442604383852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264880 (or 1264878 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 49.

The spelling of 442604383852 in words is "four hundred forty-two billion, six hundred four million, three hundred eighty-three thousand, eight hundred fifty-two".