42343603244242 has 8 divisors (see below), whose sum is σ = 63697397431500. Its totient is φ = 21111137433744.

The previous prime is 42343603244237. The next prime is 42343603244249. The reversal of 42343603244242 is 24244230634324.

It can be written as a sum of positive squares in 2 ways, for example, as 32919261975961 + 9424341268281 = 5737531^2 + 3069909^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42343603244249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30332093317 + ... + 30332094712.

Almost surely, 2^{42343603244242} is an apocalyptic number.

42343603244242 is a deficient number, since it is larger than the sum of its proper divisors (21353794187258).

42343603244242 is a wasteful number, since it uses less digits than its factorization.

42343603244242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60664188380.

The product of its (nonzero) digits is 2654208, while the sum is 43.

Adding to 42343603244242 its reverse (24244230634324), we get a palindrome (66587833878566).

The spelling of 42343603244242 in words is "forty-two trillion, three hundred forty-three billion, six hundred three million, two hundred forty-four thousand, two hundred forty-two".