24313206661 has 2 divisors, whose sum is σ = 24313206662. Its totient is φ = 24313206660.

The previous prime is 24313206649. The next prime is 24313206677. The reversal of 24313206661 is 16660231342.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18274984225 + 6038222436 = 135185^2 + 77706^2 .

It is a cyclic number.

It is not a de Polignac number, because 24313206661 - 2⁵ = 24313206629 is a prime.

It is a super-2 number, since 2×24313206661² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24313206601) 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, 12156603330 + 12156603331.

It is an arithmetic number, because the mean of its divisors is an integer number (12156603331).

Almost surely, 2^24313206661 is an apocalyptic number.

It is an amenable number.

24313206661 is a deficient number, since it is larger than the sum of its proper divisors (1).

24313206661 is an equidigital number, since it uses as much as digits as its factorization.

24313206661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 24313206661 in words is "twenty-four billion, three hundred thirteen million, two hundred six thousand, six hundred sixty-one".