423244420011143 has 16 divisors (see below), whose sum is σ = 439636797504000. Its totient is φ = 407161787378112.

The previous prime is 423244420011139. The next prime is 423244420011187. The reversal of 423244420011143 is 341110024442324.

It is a cyclic number.

It is not a de Polignac number, because 423244420011143 - 2² = 423244420011139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423244420041143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9446843 + ... + 30589731.

It is an arithmetic number, because the mean of its divisors is an integer number (27477299844000).

Almost surely, 2^{423244420011143} is an apocalyptic number.

423244420011143 is a deficient number, since it is larger than the sum of its proper divisors (16392377492857).

423244420011143 is a wasteful number, since it uses less digits than its factorization.

423244420011143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21150214.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 423244420011143 its reverse (341110024442324), we get a palindrome (764354444453467).

The spelling of 423244420011143 in words is "four hundred twenty-three trillion, two hundred forty-four billion, four hundred twenty million, eleven thousand, one hundred forty-three".