276553675273 has 2 divisors, whose sum is σ = 276553675274. Its totient is φ = 276553675272.

The previous prime is 276553675271. The next prime is 276553675291. The reversal of 276553675273 is 372576355672.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216757287184 + 59796388089 = 465572^2 + 244533^2 .

It is a cyclic number.

It is not a de Polignac number, because 276553675273 - 2¹ = 276553675271 is a prime.

Together with 276553675271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (276553675271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138276837636 + 138276837637.

It is an arithmetic number, because the mean of its divisors is an integer number (138276837637).

Almost surely, 2^276553675273 is an apocalyptic number.

It is an amenable number.

276553675273 is a deficient number, since it is larger than the sum of its proper divisors (1).

276553675273 is an equidigital number, since it uses as much as digits as its factorization.

276553675273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55566000, while the sum is 58.

The spelling of 276553675273 in words is "two hundred seventy-six billion, five hundred fifty-three million, six hundred seventy-five thousand, two hundred seventy-three".