24540040513 has 2 divisors, whose sum is σ = 24540040514. Its totient is φ = 24540040512.

The previous prime is 24540040477. The next prime is 24540040529. The reversal of 24540040513 is 31504004542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22521605184 + 2018435329 = 150072^2 + 44927^2 .

It is a cyclic number.

It is not a de Polignac number, because 24540040513 - 2¹⁷ = 24539909441 is a prime.

It is not a weakly prime, because it can be changed into another prime (24540040313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12270020256 + 12270020257.

It is an arithmetic number, because the mean of its divisors is an integer number (12270020257).

Almost surely, 2^24540040513 is an apocalyptic number.

It is an amenable number.

24540040513 is a deficient number, since it is larger than the sum of its proper divisors (1).

24540040513 is an equidigital number, since it uses as much as digits as its factorization.

24540040513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 28.

The spelling of 24540040513 in words is "twenty-four billion, five hundred forty million, forty thousand, five hundred thirteen".