442150052436642 has 32 divisors (see below), whose sum is σ = 997956231209280. Its totient is φ = 129364696637120.

The previous prime is 442150052436611. The next prime is 442150052436767. The reversal of 442150052436642 is 246634250051244.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 442150052436591 and 442150052436600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115504191513 + ... + 115504195340.

It is an arithmetic number, because the mean of its divisors is an integer number (31186132225290).

Almost surely, 2^{442150052436642} is an apocalyptic number.

442150052436642 is an abundant number, since it is smaller than the sum of its proper divisors (555806178772638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442150052436642 is a wasteful number, since it uses less digits than its factorization.

442150052436642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231008386898.

The product of its (nonzero) digits is 5529600, while the sum is 48.

The spelling of 442150052436642 in words is "four hundred forty-two trillion, one hundred fifty billion, fifty-two million, four hundred thirty-six thousand, six hundred forty-two".