423055321143 has 16 divisors (see below), whose sum is σ = 694244630016. Its totient is φ = 223150059360.

The previous prime is 423055321141. The next prime is 423055321153. The reversal of 423055321143 is 341123550324.

It is not a de Polignac number, because 423055321143 - 2¹ = 423055321141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423055321141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 774826323 + ... + 774826868.

It is an arithmetic number, because the mean of its divisors is an integer number (43390289376).

Almost surely, 2^423055321143 is an apocalyptic number.

423055321143 is a deficient number, since it is larger than the sum of its proper divisors (271189308873).

423055321143 is a wasteful number, since it uses less digits than its factorization.

423055321143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549653214.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 423055321143 its reverse (341123550324), we get a palindrome (764178871467).

The spelling of 423055321143 in words is "four hundred twenty-three billion, fifty-five million, three hundred twenty-one thousand, one hundred forty-three".