243323011140000 has 960 divisors, whose sum is σ = 907221446208000. Its totient is φ = 56542993920000.

The previous prime is 243323011139977. The next prime is 243323011140007. The reversal of 243323011140000 is 41110323342.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (243323011140007) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 2660414271 + ... + 2660505729.

It is an arithmetic number, because the mean of its divisors is an integer number (945022339800).

Almost surely, 2^{243323011140000} is an apocalyptic number.

243323011140000 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 243323011140000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (453610723104000).

243323011140000 is an abundant number, since it is smaller than the sum of its proper divisors (663898435068000).

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

243323011140000 is a wasteful number, since it uses less digits than its factorization.

243323011140000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91671 (or 91648 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 243323011140000 its reverse (41110323342), we get a palindrome (243364121463342).

The spelling of 243323011140000 in words is "two hundred forty-three trillion, three hundred twenty-three billion, eleven million, one hundred forty thousand".