243337074073243 has 8 divisors (see below), whose sum is σ = 243586276046208. Its totient is φ = 243087882388224.

The previous prime is 243337074073201. The next prime is 243337074073259. The reversal of 243337074073243 is 342370470733342.

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 243337074073243 - 2²¹ = 243337071976091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243337074073283) 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, 45211755 + ... + 50306827.

It is an arithmetic number, because the mean of its divisors is an integer number (30448284505776).

Almost surely, 2^{243337074073243} is an apocalyptic number.

243337074073243 is a deficient number, since it is larger than the sum of its proper divisors (249201972965).

243337074073243 is an equidigital number, since it uses as much as digits as its factorization.

243337074073243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5143973.

The product of its (nonzero) digits is 21337344, while the sum is 52.

The spelling of 243337074073243 in words is "two hundred forty-three trillion, three hundred thirty-seven billion, seventy-four million, seventy-three thousand, two hundred forty-three".