431424324242 has 8 divisors (see below), whose sum is σ = 685203338556. Its totient is φ = 203023211392.

The previous prime is 431424324211. The next prime is 431424324257. The reversal of 431424324242 is 242423424134.

It can be written as a sum of positive squares in 2 ways, for example, as 341010449521 + 90413874721 = 583961^2 + 300689^2 .

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

It is a super-2 number, since 2×431424324242² (a number of 24 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 6344475323 + ... + 6344475390.

Almost surely, 2^431424324242 is an apocalyptic number.

431424324242 is a deficient number, since it is larger than the sum of its proper divisors (253779014314).

431424324242 is a wasteful number, since it uses less digits than its factorization.

431424324242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12688950732.

The product of its digits is 147456, while the sum is 35.

Adding to 431424324242 its reverse (242423424134), we get a palindrome (673847748376).

The spelling of 431424324242 in words is "four hundred thirty-one billion, four hundred twenty-four million, three hundred twenty-four thousand, two hundred forty-two".