243314152320 has 256 divisors, whose sum is σ = 803429928000. Its totient is φ = 62588190720.

The previous prime is 243314152273. The next prime is 243314152321. The reversal of 243314152320 is 23251413342.

It is a super-2 number, since 2×243314152320² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243314152321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6988716 + ... + 7023444.

Almost surely, 2^243314152320 is an apocalyptic number.

243314152320 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 243314152320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (401714964000).

243314152320 is an abundant number, since it is smaller than the sum of its proper divisors (560115775680).

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

243314152320 is a wasteful number, since it uses less digits than its factorization.

243314152320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34881 (or 34869 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 243314152320 its reverse (23251413342), we get a palindrome (266565565662).

The spelling of 243314152320 in words is "two hundred forty-three billion, three hundred fourteen million, one hundred fifty-two thousand, three hundred twenty".