24793611649 has 2 divisors, whose sum is σ = 24793611650. Its totient is φ = 24793611648.

The previous prime is 24793611593. The next prime is 24793611659. The reversal of 24793611649 is 94611639742.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16178059249 + 8615552400 = 127193^2 + 92820^2 .

It is a cyclic number.

It is not a de Polignac number, because 24793611649 - 2²¹ = 24791514497 is a prime.

It is a super-2 number, since 2×24793611649² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 24793611596 and 24793611605.

It is not a weakly prime, because it can be changed into another prime (24793611659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12396805824 + 12396805825.

It is an arithmetic number, because the mean of its divisors is an integer number (12396805825).

Almost surely, 2^24793611649 is an apocalyptic number.

It is an amenable number.

24793611649 is a deficient number, since it is larger than the sum of its proper divisors (1).

24793611649 is an equidigital number, since it uses as much as digits as its factorization.

24793611649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 52.

The spelling of 24793611649 in words is "twenty-four billion, seven hundred ninety-three million, six hundred eleven thousand, six hundred forty-nine".