223308409344 has 320 divisors, whose sum is σ = 648832757760. Its totient is φ = 68016291840.

The previous prime is 223308409343. The next prime is 223308409367. The reversal of 223308409344 is 443904803322.

It is a junction number, because it is equal to n+sod(n) for n = 223308409296 and 223308409305.

It is not an unprimeable number, because it can be changed into a prime (223308409343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97385862 + ... + 97388154.

It is an arithmetic number, because the mean of its divisors is an integer number (2027602368).

Almost surely, 2^223308409344 is an apocalyptic number.

223308409344 is a gapful number since it is divisible by the number (24) 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 223308409344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324416378880).

223308409344 is an abundant number, since it is smaller than the sum of its proper divisors (425524348416).

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

223308409344 is a wasteful number, since it uses less digits than its factorization.

223308409344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2451 (or 2435 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 223308409344 in words is "two hundred twenty-three billion, three hundred eight million, four hundred nine thousand, three hundred forty-four".