42042444228442 has 8 divisors (see below), whose sum is σ = 72072761534496. Its totient is φ = 18018190383612.

The previous prime is 42042444228419. The next prime is 42042444228451. The reversal of 42042444228442 is 24482244424024.

42042444228442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42042444228392 and 42042444228401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1501515865288 + ... + 1501515865315.

It is an arithmetic number, because the mean of its divisors is an integer number (9009095191812).

Almost surely, 2^{42042444228442} is an apocalyptic number.

42042444228442 is a deficient number, since it is larger than the sum of its proper divisors (30030317306054).

42042444228442 is a wasteful number, since it uses less digits than its factorization.

42042444228442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003031730612.

The product of its (nonzero) digits is 4194304, while the sum is 46.

The spelling of 42042444228442 in words is "forty-two trillion, forty-two billion, four hundred forty-four million, two hundred twenty-eight thousand, four hundred forty-two".