24249874813 has 2 divisors, whose sum is σ = 24249874814. Its totient is φ = 24249874812.

The previous prime is 24249874787. The next prime is 24249874823. The reversal of 24249874813 is 31847894242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15845019129 + 8404855684 = 125877^2 + 91678^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24249874813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24249874823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12124937406 + 12124937407.

It is an arithmetic number, because the mean of its divisors is an integer number (12124937407).

Almost surely, 2^24249874813 is an apocalyptic number.

It is an amenable number.

24249874813 is a deficient number, since it is larger than the sum of its proper divisors (1).

24249874813 is an equidigital number, since it uses as much as digits as its factorization.

24249874813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3096576, while the sum is 52.

The spelling of 24249874813 in words is "twenty-four billion, two hundred forty-nine million, eight hundred seventy-four thousand, eight hundred thirteen".