243005317773133 has 8 divisors (see below), whose sum is σ = 256942134444800. Its totient is φ = 229183207411968.

The previous prime is 243005317773089. The next prime is 243005317773143. The reversal of 243005317773133 is 331377713500342.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243005317773133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243005317773143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28676573268 + ... + 28676581741.

It is an arithmetic number, because the mean of its divisors is an integer number (32117766805600).

Almost surely, 2^{243005317773133} is an apocalyptic number.

It is an amenable number.

243005317773133 is a deficient number, since it is larger than the sum of its proper divisors (13936816671667).

243005317773133 is a wasteful number, since it uses less digits than its factorization.

243005317773133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57353155251.

The product of its (nonzero) digits is 3333960, while the sum is 49.

The spelling of 243005317773133 in words is "two hundred forty-three trillion, five billion, three hundred seventeen million, seven hundred seventy-three thousand, one hundred thirty-three".