226659424956623 has 4 divisors (see below), whose sum is σ = 226661592039480. Its totient is φ = 226657257873768.

The previous prime is 226659424956619. The next prime is 226659424956661. The reversal of 226659424956623 is 326659424956622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 226659424956623 - 2² = 226659424956619 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 (226659424956323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1083384533 + ... + 1083593726.

It is an arithmetic number, because the mean of its divisors is an integer number (56665398009870).

Almost surely, 2^{226659424956623} is an apocalyptic number.

226659424956623 is a deficient number, since it is larger than the sum of its proper divisors (2167082857).

226659424956623 is a wasteful number, since it uses less digits than its factorization.

226659424956623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167082856.

The product of its digits is 2015539200, while the sum is 71.

Subtracting 226659424956623 from its reverse (326659424956622), we obtain a palindrome (99999999999999).

The spelling of 226659424956623 in words is "two hundred twenty-six trillion, six hundred fifty-nine billion, four hundred twenty-four million, nine hundred fifty-six thousand, six hundred twenty-three".