243046265023 has 4 divisors (see below), whose sum is σ = 257343104160. Its totient is φ = 228749425888.

The previous prime is 243046264991. The next prime is 243046265081. The reversal of 243046265023 is 320562640342.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 243046265023 - 2⁵ = 243046264991 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 (243046265093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7148419543 + ... + 7148419576.

It is an arithmetic number, because the mean of its divisors is an integer number (64335776040).

Almost surely, 2^243046265023 is an apocalyptic number.

243046265023 is a deficient number, since it is larger than the sum of its proper divisors (14296839137).

243046265023 is a wasteful number, since it uses less digits than its factorization.

243046265023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14296839136.

The product of its (nonzero) digits is 207360, while the sum is 37.

The spelling of 243046265023 in words is "two hundred forty-three billion, forty-six million, two hundred sixty-five thousand, twenty-three".