423141726171 has 4 divisors (see below), whose sum is σ = 564188968232. Its totient is φ = 282094484112.

The previous prime is 423141726169. The next prime is 423141726229. The reversal of 423141726171 is 171627141324.

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

It is not a de Polignac number, because 423141726171 - 2¹ = 423141726169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423141726121) 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, 70523621026 + ... + 70523621031.

It is an arithmetic number, because the mean of its divisors is an integer number (141047242058).

Almost surely, 2^423141726171 is an apocalyptic number.

423141726171 is a deficient number, since it is larger than the sum of its proper divisors (141047242061).

423141726171 is a wasteful number, since it uses less digits than its factorization.

423141726171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141047242060.

The product of its digits is 56448, while the sum is 39.

Adding to 423141726171 its reverse (171627141324), we get a palindrome (594768867495).

The spelling of 423141726171 in words is "four hundred twenty-three billion, one hundred forty-one million, seven hundred twenty-six thousand, one hundred seventy-one".