276752321605439 has 2 divisors, whose sum is σ = 276752321605440. Its totient is φ = 276752321605438.

The previous prime is 276752321605343. The next prime is 276752321605469. The reversal of 276752321605439 is 934506123257672.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-276752321605439 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276752321605469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138376160802719 + 138376160802720.

It is an arithmetic number, because the mean of its divisors is an integer number (138376160802720).

Almost surely, 2^{276752321605439} is an apocalyptic number.

276752321605439 is a deficient number, since it is larger than the sum of its proper divisors (1).

276752321605439 is an equidigital number, since it uses as much as digits as its factorization.

276752321605439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 114307200, while the sum is 62.

The spelling of 276752321605439 in words is "two hundred seventy-six trillion, seven hundred fifty-two billion, three hundred twenty-one million, six hundred five thousand, four hundred thirty-nine".