276677277769 has 2 divisors, whose sum is σ = 276677277770. Its totient is φ = 276677277768.

The previous prime is 276677277713. The next prime is 276677277797. The reversal of 276677277769 is 967772776672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 262328352400 + 14348925369 = 512180^2 + 119787^2 .

It is a cyclic number.

It is not a de Polignac number, because 276677277769 - 2¹³ = 276677269577 is a prime.

It is a super-2 number, since 2×276677277769² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (276677277469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138338638884 + 138338638885.

It is an arithmetic number, because the mean of its divisors is an integer number (138338638885).

Almost surely, 2^276677277769 is an apocalyptic number.

It is an amenable number.

276677277769 is a deficient number, since it is larger than the sum of its proper divisors (1).

276677277769 is an equidigital number, since it uses as much as digits as its factorization.

276677277769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 914838624, while the sum is 73.

The spelling of 276677277769 in words is "two hundred seventy-six billion, six hundred seventy-seven million, two hundred seventy-seven thousand, seven hundred sixty-nine".