24243161345 has 16 divisors (see below), whose sum is σ = 31436575632. Its totient is φ = 17841527040.

The previous prime is 24243161329. The next prime is 24243161381. The reversal of 24243161345 is 54316134242.

It can be written as a sum of positive squares in 8 ways, for example, as 1029896464 + 23213264881 = 32092^2 + 152359^2 .

It is not a de Polignac number, because 24243161345 - 2⁴ = 24243161329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617426 + ... + 655515.

It is an arithmetic number, because the mean of its divisors is an integer number (1964785977).

Almost surely, 2^24243161345 is an apocalyptic number.

It is an amenable number.

24243161345 is a deficient number, since it is larger than the sum of its proper divisors (7193414287).

24243161345 is a wasteful number, since it uses less digits than its factorization.

24243161345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273252.

The product of its digits is 69120, while the sum is 35.

Adding to 24243161345 its reverse (54316134242), we get a palindrome (78559295587).

The spelling of 24243161345 in words is "twenty-four billion, two hundred forty-three million, one hundred sixty-one thousand, three hundred forty-five".