42223104424 has 8 divisors (see below), whose sum is σ = 79168320810. Its totient is φ = 21111552208.

The previous prime is 42223104409. The next prime is 42223104433. The reversal of 42223104424 is 42440132224.

It can be written as a sum of positive squares in only one way, i.e., 41623344324 + 599760100 = 204018^2 + 24490^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 42223104392 and 42223104401.

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 as a sum of consecutive naturals, namely, 2638944019 + ... + 2638944034.

Almost surely, 2^42223104424 is an apocalyptic number.

It is an amenable number.

42223104424 is a deficient number, since it is larger than the sum of its proper divisors (36945216386).

42223104424 is a wasteful number, since it uses less digits than its factorization.

42223104424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5277888059 (or 5277888055 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 42223104424 its reverse (42440132224), we get a palindrome (84663236648).

The spelling of 42223104424 in words is "forty-two billion, two hundred twenty-three million, one hundred four thousand, four hundred twenty-four".