24321313145 has 4 divisors (see below), whose sum is σ = 29185575780. Its totient is φ = 19457050512.

The previous prime is 24321313123. The next prime is 24321313151. The reversal of 24321313145 is 54131312342.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15119899369 + 9201413776 = 122963^2 + 95924^2 .

It is a cyclic number.

It is not a de Polignac number, because 24321313145 - 2⁸ = 24321312889 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2432131310 + ... + 2432131319.

It is an arithmetic number, because the mean of its divisors is an integer number (7296393945).

Almost surely, 2^24321313145 is an apocalyptic number.

It is an amenable number.

24321313145 is a deficient number, since it is larger than the sum of its proper divisors (4864262635).

24321313145 is an equidigital number, since it uses as much as digits as its factorization.

24321313145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4864262634.

The product of its digits is 8640, while the sum is 29.

Adding to 24321313145 its reverse (54131312342), we get a palindrome (78452625487).

The spelling of 24321313145 in words is "twenty-four billion, three hundred twenty-one million, three hundred thirteen thousand, one hundred forty-five".