442562681242 has 32 divisors (see below), whose sum is σ = 736152883200. Its totient is φ = 197843582400.

The previous prime is 442562681207. The next prime is 442562681279. The reversal of 442562681242 is 242186265244.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 442562681192 and 442562681201.

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 15 ways as a sum of consecutive naturals, for example, 16451559 + ... + 16478437.

It is an arithmetic number, because the mean of its divisors is an integer number (23004777600).

Almost surely, 2^442562681242 is an apocalyptic number.

442562681242 is a deficient number, since it is larger than the sum of its proper divisors (293590201958).

442562681242 is a wasteful number, since it uses less digits than its factorization.

442562681242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39222.

The product of its digits is 1474560, while the sum is 46.

The spelling of 442562681242 in words is "four hundred forty-two billion, five hundred sixty-two million, six hundred eighty-one thousand, two hundred forty-two".