243320421350 has 96 divisors (see below), whose sum is σ = 478563655680. Its totient is φ = 91897344000.

The previous prime is 243320421349. The next prime is 243320421359. The reversal of 243320421350 is 53124023342.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243320421359) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 93908555 + ... + 93911145.

It is an arithmetic number, because the mean of its divisors is an integer number (4985038080).

Almost surely, 2^243320421350 is an apocalyptic number.

243320421350 is a deficient number, since it is larger than the sum of its proper divisors (235243234330).

243320421350 is a wasteful number, since it uses less digits than its factorization.

243320421350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086 (or 4081 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 243320421350 its reverse (53124023342), we get a palindrome (296444444692).

The spelling of 243320421350 in words is "two hundred forty-three billion, three hundred twenty million, four hundred twenty-one thousand, three hundred fifty".