223226621472166 has 8 divisors (see below), whose sum is σ = 360596850070464. Its totient is φ = 103027671448680.

The previous prime is 223226621472163. The next prime is 223226621472229. The reversal of 223226621472166 is 661274126622322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×223226621472166³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223226621472163) 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, 4292819643670 + ... + 4292819643721.

It is an arithmetic number, because the mean of its divisors is an integer number (45074606258808).

Almost surely, 2^{223226621472166} is an apocalyptic number.

223226621472166 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

223226621472166 is a deficient number, since it is larger than the sum of its proper divisors (137370228598298).

223226621472166 is a wasteful number, since it uses less digits than its factorization.

223226621472166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8585639287406.

The product of its digits is 6967296, while the sum is 52.

The spelling of 223226621472166 in words is "two hundred twenty-three trillion, two hundred twenty-six billion, six hundred twenty-one million, four hundred seventy-two thousand, one hundred sixty-six".