223441511440 has 160 divisors (see below), whose sum is σ = 628963743744. Its totient is φ = 72065064960.

The previous prime is 223441511437. The next prime is 223441511467. The reversal of 223441511440 is 44115144322.

It is a happy number.

223441511440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×223441511440² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23195425 + ... + 23205055.

Almost surely, 2^223441511440 is an apocalyptic number.

223441511440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223441511440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314481871872).

223441511440 is an abundant number, since it is smaller than the sum of its proper divisors (405522232304).

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

223441511440 is a wasteful number, since it uses less digits than its factorization.

223441511440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12105 (or 12099 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 223441511440 its reverse (44115144322), we get a palindrome (267556655762).

The spelling of 223441511440 in words is "two hundred twenty-three billion, four hundred forty-one million, five hundred eleven thousand, four hundred forty".