243242434355 has 8 divisors (see below), whose sum is σ = 291906463200. Its totient is φ = 194583586176.

The previous prime is 243242434349. The next prime is 243242434361. The reversal of 243242434355 is 553434242342.

It is an interprime number because it is at equal distance from previous prime (243242434349) and next prime (243242434361).

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 243242434355 - 2¹⁰ = 243242433331 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, 1191110 + ... + 1380299.

It is an arithmetic number, because the mean of its divisors is an integer number (36488307900).

Almost surely, 2^243242434355 is an apocalyptic number.

243242434355 is a deficient number, since it is larger than the sum of its proper divisors (48664028845).

243242434355 is a wasteful number, since it uses less digits than its factorization.

243242434355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2590333.

The product of its digits is 1382400, while the sum is 41.

Adding to 243242434355 its reverse (553434242342), we get a palindrome (796676676697).

The spelling of 243242434355 in words is "two hundred forty-three billion, two hundred forty-two million, four hundred thirty-four thousand, three hundred fifty-five".