424323424234 has 4 divisors (see below), whose sum is σ = 636485136354. Its totient is φ = 212161712116.

The previous prime is 424323424223. The next prime is 424323424267. The reversal of 424323424234 is 432424323424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 418548184209 + 5775240025 = 646953^2 + 75995^2 .

It is a junction number, because it is equal to n+sod(n) for n = 424323424193 and 424323424202.

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 as a sum of consecutive naturals, namely, 106080856057 + ... + 106080856060.

Almost surely, 2^424323424234 is an apocalyptic number.

424323424234 is a deficient number, since it is larger than the sum of its proper divisors (212161712120).

424323424234 is a wasteful number, since it uses less digits than its factorization.

424323424234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212161712119.

The product of its digits is 442368, while the sum is 37.

Adding to 424323424234 its reverse (432424323424), we get a palindrome (856747747658).

The spelling of 424323424234 in words is "four hundred twenty-four billion, three hundred twenty-three million, four hundred twenty-four thousand, two hundred thirty-four".