24668349149 has 2 divisors, whose sum is σ = 24668349150. Its totient is φ = 24668349148.

The previous prime is 24668349131. The next prime is 24668349157. The reversal of 24668349149 is 94194386642.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18515044900 + 6153304249 = 136070^2 + 78443^2 .

It is a cyclic number.

It is not a de Polignac number, because 24668349149 - 2⁸ = 24668348893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 24668349094 and 24668349103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24668349449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12334174574 + 12334174575.

It is an arithmetic number, because the mean of its divisors is an integer number (12334174575).

Almost surely, 2^24668349149 is an apocalyptic number.

It is an amenable number.

24668349149 is a deficient number, since it is larger than the sum of its proper divisors (1).

24668349149 is an equidigital number, since it uses as much as digits as its factorization.

24668349149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8957952, while the sum is 56.

The spelling of 24668349149 in words is "twenty-four billion, six hundred sixty-eight million, three hundred forty-nine thousand, one hundred forty-nine".