276676775321 has 2 divisors, whose sum is σ = 276676775322. Its totient is φ = 276676775320.

The previous prime is 276676775239. The next prime is 276676775329. The reversal of 276676775321 is 123577676672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225810288025 + 50866487296 = 475195^2 + 225536^2 .

It is a cyclic number.

It is not a de Polignac number, because 276676775321 - 2¹⁸ = 276676513177 is a prime.

It is a super-2 number, since 2×276676775321² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (276676775329) 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, 138338387660 + 138338387661.

It is an arithmetic number, because the mean of its divisors is an integer number (138338387661).

Almost surely, 2^276676775321 is an apocalyptic number.

It is an amenable number.

276676775321 is a deficient number, since it is larger than the sum of its proper divisors (1).

276676775321 is an equidigital number, since it uses as much as digits as its factorization.

276676775321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31116960, while the sum is 59.

The spelling of 276676775321 in words is "two hundred seventy-six billion, six hundred seventy-six million, seven hundred seventy-five thousand, three hundred twenty-one".