442071239616 has 42 divisors (see below), whose sum is σ = 1267117391592. Its totient is φ = 147357079680.

The previous prime is 442071239611. The next prime is 442071239627. The reversal of 442071239616 is 616932170244.

442071239616 is a `hidden beast` number, since 4 + 4 + 2 + 0 + 7 + 1 + 23 + 9 + 616 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442071239611) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 383741820 + ... + 383742971.

Almost surely, 2^442071239616 is an apocalyptic number.

It is an amenable number.

442071239616 is an abundant number, since it is smaller than the sum of its proper divisors (825046151976).

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

442071239616 is a wasteful number, since it uses less digits than its factorization.

442071239616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767484809 (or 767484796 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 442071239616 in words is "four hundred forty-two billion, seventy-one million, two hundred thirty-nine thousand, six hundred sixteen".