424144344242 has 32 divisors (see below), whose sum is σ = 646848184320. Its totient is φ = 208563541200.

The previous prime is 424144344233. The next prime is 424144344257. The reversal of 424144344242 is 242443441424.

It is a junction number, because it is equal to n+sod(n) for n = 424144344196 and 424144344205.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 18360023 + ... + 18383109.

It is an arithmetic number, because the mean of its divisors is an integer number (20214005760).

Almost surely, 2^424144344242 is an apocalyptic number.

424144344242 is a deficient number, since it is larger than the sum of its proper divisors (222703840078).

424144344242 is a wasteful number, since it uses less digits than its factorization.

424144344242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23846.

The product of its digits is 393216, while the sum is 38.

Adding to 424144344242 its reverse (242443441424), we get a palindrome (666587785666).

The spelling of 424144344242 in words is "four hundred twenty-four billion, one hundred forty-four million, three hundred forty-four thousand, two hundred forty-two".