276113069569 has 2 divisors, whose sum is σ = 276113069570. Its totient is φ = 276113069568.

The previous prime is 276113069549. The next prime is 276113069593. The reversal of 276113069569 is 965960311672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 274903073344 + 1209996225 = 524312^2 + 34785^2 .

It is a cyclic number.

It is not a de Polignac number, because 276113069569 - 2¹¹ = 276113067521 is a prime.

It is a super-2 number, since 2×276113069569² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (276113069549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138056534784 + 138056534785.

It is an arithmetic number, because the mean of its divisors is an integer number (138056534785).

Almost surely, 2^276113069569 is an apocalyptic number.

It is an amenable number.

276113069569 is a deficient number, since it is larger than the sum of its proper divisors (1).

276113069569 is an equidigital number, since it uses as much as digits as its factorization.

276113069569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3674160, while the sum is 55.

The spelling of 276113069569 in words is "two hundred seventy-six billion, one hundred thirteen million, sixty-nine thousand, five hundred sixty-nine".