224661166423 has 16 divisors (see below), whose sum is σ = 246789388800. Its totient is φ = 203564988000.

The previous prime is 224661166397. The next prime is 224661166447. The reversal of 224661166423 is 324661166422.

It is a cyclic number.

It is not a de Polignac number, because 224661166423 - 2⁵ = 224661166391 is a prime.

It is a super-2 number, since 2×224661166423² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 224661166423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224661166463) 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, 8618173 + ... + 8644201.

It is an arithmetic number, because the mean of its divisors is an integer number (15424336800).

Almost surely, 2^224661166423 is an apocalyptic number.

224661166423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

224661166423 is a deficient number, since it is larger than the sum of its proper divisors (22128222377).

224661166423 is a wasteful number, since it uses less digits than its factorization.

224661166423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45822.

The product of its digits is 497664, while the sum is 43.

Subtracting 224661166423 from its reverse (324661166422), we obtain a palindrome (99999999999).

The spelling of 224661166423 in words is "two hundred twenty-four billion, six hundred sixty-one million, one hundred sixty-six thousand, four hundred twenty-three".