443742886242 has 12 divisors (see below), whose sum is σ = 961442920230. Its totient is φ = 147914295408.

The previous prime is 443742886217. The next prime is 443742886247. The reversal of 443742886242 is 242688247344.

443742886242 is a `hidden beast` number, since 4 + 4 + 3 + 7 + 4 + 2 + 8 + 8 + 624 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 276182831961 + 167560054281 = 525531^2 + 409341^2 .

It is not an unprimeable number, because it can be changed into a prime (443742886247) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 12326191267 + ... + 12326191302.

Almost surely, 2^443742886242 is an apocalyptic number.

443742886242 is an abundant number, since it is smaller than the sum of its proper divisors (517700033988).

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

443742886242 is a wasteful number, since it uses less digits than its factorization.

443742886242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24652382577 (or 24652382574 counting only the distinct ones).

The product of its digits is 16515072, while the sum is 54.

The spelling of 443742886242 in words is "four hundred forty-three billion, seven hundred forty-two million, eight hundred eighty-six thousand, two hundred forty-two".