243310234340 has 48 divisors (see below), whose sum is σ = 512332128000. Its totient is φ = 97061395200.

The previous prime is 243310234327. The next prime is 243310234351. The reversal of 243310234340 is 43432013342.

243310234340 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15790640 + ... + 15806040.

It is an arithmetic number, because the mean of its divisors is an integer number (10673586000).

Almost surely, 2^243310234340 is an apocalyptic number.

243310234340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243310234340 is an abundant number, since it is smaller than the sum of its proper divisors (269021893660).

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

243310234340 is a wasteful number, since it uses less digits than its factorization.

243310234340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17492 (or 17490 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 243310234340 its reverse (43432013342), we get a palindrome (286742247682).

The spelling of 243310234340 in words is "two hundred forty-three billion, three hundred ten million, two hundred thirty-four thousand, three hundred forty".