243310340124 has 18 divisors (see below), whose sum is σ = 615034470960. Its totient is φ = 81103446696.

The previous prime is 243310340113. The next prime is 243310340149. The reversal of 243310340124 is 421043013342.

243310340124 is a `hidden beast` number, since 2 + 4 + 3 + 310 + 340 + 1 + 2 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×243310340124² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 3379310244 + ... + 3379310315.

It is an arithmetic number, because the mean of its divisors is an integer number (34168581720).

Almost surely, 2^243310340124 is an apocalyptic number.

It is an amenable number.

243310340124 is an abundant number, since it is smaller than the sum of its proper divisors (371724130836).

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

243310340124 is a wasteful number, since it uses less digits than its factorization.

243310340124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6758620569 (or 6758620564 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 243310340124 its reverse (421043013342), we get a palindrome (664353353466).

The spelling of 243310340124 in words is "two hundred forty-three billion, three hundred ten million, three hundred forty thousand, one hundred twenty-four".