24661046489 has 2 divisors, whose sum is σ = 24661046490. Its totient is φ = 24661046488.

The previous prime is 24661046483. The next prime is 24661046533. The reversal of 24661046489 is 98464016642.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15316537600 + 9344508889 = 123760^2 + 96667^2 .

It is a cyclic number.

It is not a de Polignac number, because 24661046489 - 2⁸ = 24661046233 is a prime.

It is not a weakly prime, because it can be changed into another prime (24661046483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12330523244 + 12330523245.

It is an arithmetic number, because the mean of its divisors is an integer number (12330523245).

Almost surely, 2^24661046489 is an apocalyptic number.

It is an amenable number.

24661046489 is a deficient number, since it is larger than the sum of its proper divisors (1).

24661046489 is an equidigital number, since it uses as much as digits as its factorization.

24661046489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 24661046489 in words is "twenty-four billion, six hundred sixty-one million, forty-six thousand, four hundred eighty-nine".