430202404423 has 4 divisors (see below), whose sum is σ = 469311713928. Its totient is φ = 391093094920.

The previous prime is 430202404421. The next prime is 430202404439. The reversal of 430202404423 is 324404202034.

It is a happy number.

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

It is not a de Polignac number, because 430202404423 - 2¹ = 430202404421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 430202404391 and 430202404400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (430202404421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19554654736 + ... + 19554654757.

It is an arithmetic number, because the mean of its divisors is an integer number (117327928482).

Almost surely, 2^430202404423 is an apocalyptic number.

430202404423 is a deficient number, since it is larger than the sum of its proper divisors (39109309505).

430202404423 is a wasteful number, since it uses less digits than its factorization.

430202404423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39109309504.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 430202404423 its reverse (324404202034), we get a palindrome (754606606457).

The spelling of 430202404423 in words is "four hundred thirty billion, two hundred two million, four hundred four thousand, four hundred twenty-three".