4066623223 has 16 divisors (see below), whose sum is σ = 4598102880. Its totient is φ = 3570247296.

The previous prime is 4066623149. The next prime is 4066623229. The reversal of 4066623223 is 3223266604.

It is a cyclic number.

It is not a de Polignac number, because 4066623223 - 2²¹ = 4064526071 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 (4066623229) 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, 55240 + ... + 105757.

It is an arithmetic number, because the mean of its divisors is an integer number (287381430).

Almost surely, 2^4066623223 is an apocalyptic number.

4066623223 is a deficient number, since it is larger than the sum of its proper divisors (531479657).

4066623223 is a wasteful number, since it uses less digits than its factorization.

4066623223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161106.

The product of its (nonzero) digits is 62208, while the sum is 34.

The square root of 4066623223 is about 63770.0809392618. The cubic root of 4066623223 is about 1596.1657175921.

Adding to 4066623223 its reverse (3223266604), we get a palindrome (7289889827).

The spelling of 4066623223 in words is "four billion, sixty-six million, six hundred twenty-three thousand, two hundred twenty-three".