2664534223 has 16 divisors (see below), whose sum is σ = 2945496960. Its totient is φ = 2395211616.

The previous prime is 2664534211. The next prime is 2664534247. The reversal of 2664534223 is 3224354662.

It is a cyclic number.

It is not a de Polignac number, because 2664534223 - 2¹³ = 2664526031 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 (2664532223) 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, 65836 + ... + 98302.

It is an arithmetic number, because the mean of its divisors is an integer number (184093560).

Almost surely, 2^2664534223 is an apocalyptic number.

2664534223 is a deficient number, since it is larger than the sum of its proper divisors (280962737).

2664534223 is a wasteful number, since it uses less digits than its factorization.

2664534223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32646.

The product of its digits is 207360, while the sum is 37.

The square root of 2664534223 is about 51619.1265230244. The cubic root of 2664534223 is about 1386.3528116638.

Adding to 2664534223 its reverse (3224354662), we get a palindrome (5888888885).

The spelling of 2664534223 in words is "two billion, six hundred sixty-four million, five hundred thirty-four thousand, two hundred twenty-three".