423413444004143 has 4 divisors (see below), whose sum is σ = 425752744799928. Its totient is φ = 421074143208360.

The previous prime is 423413444004137. The next prime is 423413444004203. The reversal of 423413444004143 is 341400444314324.

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

It is a cyclic number.

It is not a de Polignac number, because 423413444004143 - 2⁴ = 423413444004127 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423413444004143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423413444004113) 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, 1169650397621 + ... + 1169650397982.

It is an arithmetic number, because the mean of its divisors is an integer number (106438186199982).

Almost surely, 2^{423413444004143} is an apocalyptic number.

423413444004143 is a deficient number, since it is larger than the sum of its proper divisors (2339300795785).

423413444004143 is a wasteful number, since it uses less digits than its factorization.

423413444004143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2339300795784.

The product of its (nonzero) digits is 884736, while the sum is 41.

Adding to 423413444004143 its reverse (341400444314324), we get a palindrome (764813888318467).

The spelling of 423413444004143 in words is "four hundred twenty-three trillion, four hundred thirteen billion, four hundred forty-four million, four thousand, one hundred forty-three".