268966524769 has 2 divisors, whose sum is σ = 268966524770. Its totient is φ = 268966524768.

The previous prime is 268966524731. The next prime is 268966524791. The reversal of 268966524769 is 967425669862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 268854694144 + 111830625 = 518512^2 + 10575^2 .

It is a cyclic number.

It is not a de Polignac number, because 268966524769 - 2¹⁷ = 268966393697 is a prime.

It is a super-2 number, since 2×268966524769² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 268966524698 and 268966524707.

It is not a weakly prime, because it can be changed into another prime (268963524769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134483262384 + 134483262385.

It is an arithmetic number, because the mean of its divisors is an integer number (134483262385).

Almost surely, 2^268966524769 is an apocalyptic number.

It is an amenable number.

268966524769 is a deficient number, since it is larger than the sum of its proper divisors (1).

268966524769 is an equidigital number, since it uses as much as digits as its factorization.

268966524769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 470292480, while the sum is 70.

The spelling of 268966524769 in words is "two hundred sixty-eight billion, nine hundred sixty-six million, five hundred twenty-four thousand, seven hundred sixty-nine".