223985449232 has 80 divisors (see below), whose sum is σ = 458978813952. Its totient is φ = 105731758080.

The previous prime is 223985449213. The next prime is 223985449243. The reversal of 223985449232 is 232944589322.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7281308 + ... + 7312004.

Almost surely, 2^223985449232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223985449232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229489406976).

223985449232 is an abundant number, since it is smaller than the sum of its proper divisors (234993364720).

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

223985449232 is a wasteful number, since it uses less digits than its factorization.

223985449232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31096 (or 31090 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 53.

The spelling of 223985449232 in words is "two hundred twenty-three billion, nine hundred eighty-five million, four hundred forty-nine thousand, two hundred thirty-two".