243124140055 has 8 divisors (see below), whose sum is σ = 304433705952. Its totient is φ = 186042820128.

The previous prime is 243124140047. The next prime is 243124140071. The reversal of 243124140055 is 550041421342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 243124140055 - 2³ = 243124140047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243124139999 and 243124140026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1057061364 + ... + 1057061593.

It is an arithmetic number, because the mean of its divisors is an integer number (38054213244).

Almost surely, 2^243124140055 is an apocalyptic number.

243124140055 is a deficient number, since it is larger than the sum of its proper divisors (61309565897).

243124140055 is a wasteful number, since it uses less digits than its factorization.

243124140055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114122985.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 243124140055 its reverse (550041421342), we get a palindrome (793165561397).

The spelling of 243124140055 in words is "two hundred forty-three billion, one hundred twenty-four million, one hundred forty thousand, fifty-five".