223343132400 has 180 divisors, whose sum is σ = 777926117280. Its totient is φ = 59338137600.

The previous prime is 223343132359. The next prime is 223343132407. The reversal of 223343132400 is 4231343322.

223343132400 is a `hidden beast` number, since 2 + 2 + 334 + 3 + 1 + 324 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (180).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223343132407) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 861136 + ... + 1090064.

Almost surely, 2^223343132400 is an apocalyptic number.

223343132400 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 223343132400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (388963058640).

223343132400 is an abundant number, since it is smaller than the sum of its proper divisors (554582984880).

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

223343132400 is a wasteful number, since it uses less digits than its factorization.

223343132400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229224 (or 229210 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 223343132400 its reverse (4231343322), we get a palindrome (227574475722).

The spelling of 223343132400 in words is "two hundred twenty-three billion, three hundred forty-three million, one hundred thirty-two thousand, four hundred".