223000616665 has 16 divisors (see below), whose sum is σ = 272695320576. Its totient is φ = 175005230400.

The previous prime is 223000616647. The next prime is 223000616669. The reversal of 223000616665 is 566616000322.

It is not a de Polignac number, because 223000616665 - 2⁵ = 223000616633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223000616669) 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, 1594720 + ... + 1728910.

It is an arithmetic number, because the mean of its divisors is an integer number (17043457536).

Almost surely, 2^223000616665 is an apocalyptic number.

It is an amenable number.

223000616665 is a deficient number, since it is larger than the sum of its proper divisors (49694703911).

223000616665 is a wasteful number, since it uses less digits than its factorization.

223000616665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140520.

The product of its (nonzero) digits is 77760, while the sum is 37.

Adding to 223000616665 its reverse (566616000322), we get a palindrome (789616616987).

The spelling of 223000616665 in words is "two hundred twenty-three billion, six hundred sixteen thousand, six hundred sixty-five".