424242222424 has 16 divisors (see below), whose sum is σ = 795465965520. Its totient is φ = 212117964960.

The previous prime is 424242222419. The next prime is 424242222451. The reversal of 424242222424 is 424222242424.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 424242222424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239722 + ... + 951814.

It is an arithmetic number, because the mean of its divisors is an integer number (49716622845).

Almost surely, 2^424242222424 is an apocalyptic number.

It is an amenable number.

424242222424 is a deficient number, since it is larger than the sum of its proper divisors (371223743096).

424242222424 is a wasteful number, since it uses less digits than its factorization.

424242222424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786570 (or 786566 counting only the distinct ones).

The product of its digits is 131072, while the sum is 34.

Adding to 424242222424 its reverse (424222242424), we get a palindrome (848464464848).

The spelling of 424242222424 in words is "four hundred twenty-four billion, two hundred forty-two million, two hundred twenty-two thousand, four hundred twenty-four".