276188934058489 has 3 divisors (see below), whose sum is σ = 276188950677423. Its totient is φ = 276188917439556.

The previous prime is 276188934058487. The next prime is 276188934058561. The reversal of 276188934058489 is 984850439881672.

The square root of 276188934058489 is 16618933.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 181140239557225 + 95048694501264 = 13458835^2 + 9749292^2 .

It is not a de Polignac number, because 276188934058489 - 2¹ = 276188934058487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (276188934058487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 8309467 + ... + 24928399.

It is an arithmetic number, because the mean of its divisors is an integer number (92062983559141).

It is a 1-persistent number, because it is pandigital, but 2⋅276188934058489 = 552377868116978 is not.

Almost surely, 2^{276188934058489} is an apocalyptic number.

276188934058489 is the 16618933-rd square number.

276188934058489 is the 8309467-th centered octagonal number.

It is an amenable number.

276188934058489 is a deficient number, since it is larger than the sum of its proper divisors (16618934).

276188934058489 is an frugal number, since it uses more digits than its factorization.

276188934058489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33237866 (or 16618933 counting only the distinct ones).

The product of its (nonzero) digits is 6688604160, while the sum is 82.

The spelling of 276188934058489 in words is "two hundred seventy-six trillion, one hundred eighty-eight billion, nine hundred thirty-four million, fifty-eight thousand, four hundred eighty-nine".