243213413463320 has 64 divisors (see below), whose sum is σ = 547335488736000. Its totient is φ = 97266646033920.

The previous prime is 243213413463299. The next prime is 243213413463373. The reversal of 243213413463320 is 23364314312342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5592762617 + ... + 5592806103.

It is an arithmetic number, because the mean of its divisors is an integer number (8552117011500).

Almost surely, 2^{243213413463320} is an apocalyptic number.

243213413463320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243213413463320 is an abundant number, since it is smaller than the sum of its proper divisors (304122075272680).

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

243213413463320 is a wasteful number, since it uses less digits than its factorization.

243213413463320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67188 (or 67184 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 41.

Adding to 243213413463320 its reverse (23364314312342), we get a palindrome (266577727775662).

The spelling of 243213413463320 in words is "two hundred forty-three trillion, two hundred thirteen billion, four hundred thirteen million, four hundred sixty-three thousand, three hundred twenty".