243355272174513 has 12 divisors (see below), whose sum is σ = 359687895824400. Its totient is φ = 158463898159896.

The previous prime is 243355272174503. The next prime is 243355272174533. The reversal of 243355272174513 is 315471272553342.

243355272174513 is a `hidden beast` number, since 2 + 4 + 3 + 3 + 5 + 52 + 7 + 2 + 1 + 74 + 513 = 666.

243355272174513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 243355272174513 - 2³⁰ = 243354198432689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 243355272174513.

It is not an unprimeable number, because it can be changed into a prime (243355272174503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 314412495963 + ... + 314412496736.

It is an arithmetic number, because the mean of its divisors is an integer number (29973991318700).

Almost surely, 2^{243355272174513} is an apocalyptic number.

It is an amenable number.

243355272174513 is a deficient number, since it is larger than the sum of its proper divisors (116332623649887).

243355272174513 is a wasteful number, since it uses less digits than its factorization.

243355272174513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628824992748 (or 628824992745 counting only the distinct ones).

The product of its digits is 21168000, while the sum is 54.

The spelling of 243355272174513 in words is "two hundred forty-three trillion, three hundred fifty-five billion, two hundred seventy-two million, one hundred seventy-four thousand, five hundred thirteen".