24268082821 has 2 divisors, whose sum is σ = 24268082822. Its totient is φ = 24268082820.

The previous prime is 24268082807. The next prime is 24268082849. The reversal of 24268082821 is 12828086242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17959752196 + 6308330625 = 134014^2 + 79425^2 .

It is a cyclic number.

It is not a de Polignac number, because 24268082821 - 2¹¹ = 24268080773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24268082801) by changing a digit.

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 as a sum of consecutive naturals, namely, 12134041410 + 12134041411.

It is an arithmetic number, because the mean of its divisors is an integer number (12134041411).

Almost surely, 2^24268082821 is an apocalyptic number.

It is an amenable number.

24268082821 is a deficient number, since it is larger than the sum of its proper divisors (1).

24268082821 is an equidigital number, since it uses as much as digits as its factorization.

24268082821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196608, while the sum is 43.

The spelling of 24268082821 in words is "twenty-four billion, two hundred sixty-eight million, eighty-two thousand, eight hundred twenty-one".