243734074315 has 8 divisors (see below), whose sum is σ = 295214356080. Its totient is φ = 193164948192.

The previous prime is 243734074273. The next prime is 243734074327. The reversal of 243734074315 is 513470437342.

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 not a de Polignac number, because 243734074315 - 2⁷ = 243734074187 is a prime.

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, 227788320 + ... + 227789389.

It is an arithmetic number, because the mean of its divisors is an integer number (36901794510).

Almost surely, 2^243734074315 is an apocalyptic number.

243734074315 is a deficient number, since it is larger than the sum of its proper divisors (51480281765).

243734074315 is a wasteful number, since it uses less digits than its factorization.

243734074315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455577821.

The product of its (nonzero) digits is 846720, while the sum is 43.

The spelling of 243734074315 in words is "two hundred forty-three billion, seven hundred thirty-four million, seventy-four thousand, three hundred fifteen".