442125305252 has 24 divisors (see below), whose sum is σ = 814467057600. Its totient is φ = 209421166176.

The previous prime is 442125305231. The next prime is 442125305269. The reversal of 442125305252 is 252503521244.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3022433 + ... + 3165335.

It is an arithmetic number, because the mean of its divisors is an integer number (33936127400).

Almost surely, 2^442125305252 is an apocalyptic number.

It is an amenable number.

442125305252 is a deficient number, since it is larger than the sum of its proper divisors (372341752348).

442125305252 is a wasteful number, since it uses less digits than its factorization.

442125305252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183635 (or 183633 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 442125305252 its reverse (252503521244), we get a palindrome (694628826496).

The spelling of 442125305252 in words is "four hundred forty-two billion, one hundred twenty-five million, three hundred five thousand, two hundred fifty-two".