42442042242042 has 16 divisors (see below), whose sum is σ = 94315649426880. Its totient is φ = 14147347413996.

The previous prime is 42442042242013. The next prime is 42442042242059. The reversal of 42442042242042 is 24024224024424.

42442042242042 is a `hidden beast` number, since 4 + 2 + 4 + 4 + 20 + 422 + 4 + 204 + 2 = 666.

It is a super-2 number, since 2×42442042242042² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42442042241988 and 42442042242006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392981872558 + ... + 392981872665.

It is an arithmetic number, because the mean of its divisors is an integer number (5894728089180).

Almost surely, 2^{42442042242042} is an apocalyptic number.

42442042242042 is an abundant number, since it is smaller than the sum of its proper divisors (51873607184838).

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

42442042242042 is a wasteful number, since it uses less digits than its factorization.

42442042242042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785963745234 (or 785963745228 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 42442042242042 its reverse (24024224024424), we get a palindrome (66466266266466).

The spelling of 42442042242042 in words is "forty-two trillion, four hundred forty-two billion, forty-two million, two hundred forty-two thousand, forty-two".