223228636165852 has 12 divisors (see below), whose sum is σ = 399734999646136. Its totient is φ = 109018636266960.

The previous prime is 223228636165831. The next prime is 223228636165853. The reversal of 223228636165852 is 258561636822322.

It is a super-3 number, since 3×223228636165852³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223228636165853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648920453799 + ... + 648920454142.

Almost surely, 2^{223228636165852} is an apocalyptic number.

It is an amenable number.

223228636165852 is a deficient number, since it is larger than the sum of its proper divisors (176506363480284).

223228636165852 is a wasteful number, since it uses less digits than its factorization.

223228636165852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297840907988 (or 1297840907986 counting only the distinct ones).

The product of its digits is 99532800, while the sum is 61.

The spelling of 223228636165852 in words is "two hundred twenty-three trillion, two hundred twenty-eight billion, six hundred thirty-six million, one hundred sixty-five thousand, eight hundred fifty-two".