243560966741 has 4 divisors (see below), whose sum is σ = 243584525472. Its totient is φ = 243537408012.

The previous prime is 243560966729. The next prime is 243560966771. The reversal of 243560966741 is 147669065342.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 243560966741 - 2¹⁴ = 243560950357 is a prime.

It is a super-2 number, since 2×243560966741² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243560966771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11763851 + ... + 11784536.

It is an arithmetic number, because the mean of its divisors is an integer number (60896131368).

Almost surely, 2^243560966741 is an apocalyptic number.

It is an amenable number.

243560966741 is a deficient number, since it is larger than the sum of its proper divisors (23558731).

243560966741 is a wasteful number, since it uses less digits than its factorization.

243560966741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23558730.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 243560966741 in words is "two hundred forty-three billion, five hundred sixty million, nine hundred sixty-six thousand, seven hundred forty-one".