243326073757472 has 48 divisors (see below), whose sum is σ = 490908165020280. Its totient is φ = 118677522143232.

The previous prime is 243326073757369. The next prime is 243326073757517. The reversal of 243326073757472 is 274757370623342.

It can be written as a sum of positive squares in 4 ways, for example, as 214016886627856 + 29309187129616 = 14629316^2 + 5413796^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 414361397 + ... + 414948212.

Almost surely, 2^{243326073757472} is an apocalyptic number.

It is an amenable number.

243326073757472 is an abundant number, since it is smaller than the sum of its proper divisors (247582091262808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243326073757472 is a wasteful number, since it uses less digits than its factorization.

243326073757472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829309845 (or 829309837 counting only the distinct ones).

The product of its (nonzero) digits is 248935680, while the sum is 62.

The spelling of 243326073757472 in words is "two hundred forty-three trillion, three hundred twenty-six billion, seventy-three million, seven hundred fifty-seven thousand, four hundred seventy-two".