24654655261 has 2 divisors, whose sum is σ = 24654655262. Its totient is φ = 24654655260.

The previous prime is 24654655231. The next prime is 24654655271. The reversal of 24654655261 is 16255645642.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13220630361 + 11434024900 = 114981^2 + 106930^2 .

It is a cyclic number.

It is not a de Polignac number, because 24654655261 - 2¹⁷ = 24654524189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24654655211) 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, 12327327630 + 12327327631.

It is an arithmetic number, because the mean of its divisors is an integer number (12327327631).

Almost surely, 2^24654655261 is an apocalyptic number.

It is an amenable number.

24654655261 is a deficient number, since it is larger than the sum of its proper divisors (1).

24654655261 is an equidigital number, since it uses as much as digits as its factorization.

24654655261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728000, while the sum is 46.

The spelling of 24654655261 in words is "twenty-four billion, six hundred fifty-four million, six hundred fifty-five thousand, two hundred sixty-one".