20430414423 has 6 divisors (see below), whose sum is σ = 29510598624. Its totient is φ = 13620276276.

The previous prime is 20430414419. The next prime is 20430414427. The reversal of 20430414423 is 32441403402.

It is a happy number.

20430414423 is a `hidden beast` number, since 204 + 3 + 0 + 414 + 42 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (20430414419) and next prime (20430414427).

It is not a de Polignac number, because 20430414423 - 2² = 20430414419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20430414427) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1135023015 + ... + 1135023032.

It is an arithmetic number, because the mean of its divisors is an integer number (4918433104).

Almost surely, 2^20430414423 is an apocalyptic number.

20430414423 is a deficient number, since it is larger than the sum of its proper divisors (9080184201).

20430414423 is a wasteful number, since it uses less digits than its factorization.

20430414423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2270046053 (or 2270046050 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 20430414423 its reverse (32441403402), we get a palindrome (52871817825).

The spelling of 20430414423 in words is "twenty billion, four hundred thirty million, four hundred fourteen thousand, four hundred twenty-three".