243053151345 has 24 divisors (see below), whose sum is σ = 425463346152. Its totient is φ = 128344896000.

The previous prime is 243053151323. The next prime is 243053151359. The reversal of 243053151345 is 543151350342.

243053151345 is a `hidden beast` number, since 2 + 4 + 30 + 531 + 51 + 3 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 117284331024 + 125768820321 = 342468^2 + 354639^2 .

It is not a de Polignac number, because 243053151345 - 2⁷ = 243053151217 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26733976 + ... + 26743065.

It is an arithmetic number, because the mean of its divisors is an integer number (17727639423).

Almost surely, 2^243053151345 is an apocalyptic number.

It is an amenable number.

243053151345 is a deficient number, since it is larger than the sum of its proper divisors (182410194807).

243053151345 is a wasteful number, since it uses less digits than its factorization.

243053151345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53477153 (or 53477150 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 243053151345 in words is "two hundred forty-three billion, fifty-three million, one hundred fifty-one thousand, three hundred forty-five".