223615441252 has 12 divisors (see below), whose sum is σ = 447230882560. Its totient is φ = 95835189096.

The previous prime is 223615441243. The next prime is 223615441319. The reversal of 223615441252 is 252144516322.

223615441252 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3993132852 + ... + 3993132907.

Almost surely, 2^223615441252 is an apocalyptic number.

It is an amenable number.

223615441252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223615441252 is a wasteful number, since it uses less digits than its factorization.

223615441252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7986265770 (or 7986265768 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

Adding to 223615441252 its reverse (252144516322), we get a palindrome (475759957574).

The spelling of 223615441252 in words is "two hundred twenty-three billion, six hundred fifteen million, four hundred forty-one thousand, two hundred fifty-two".