275268736247 has 2 divisors, whose sum is σ = 275268736248. Its totient is φ = 275268736246.

The previous prime is 275268736189. The next prime is 275268736271. The reversal of 275268736247 is 742637862572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 275268736247 - 2²⁰ = 275267687671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275268736147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137634368123 + 137634368124.

It is an arithmetic number, because the mean of its divisors is an integer number (137634368124).

Almost surely, 2^275268736247 is an apocalyptic number.

275268736247 is a deficient number, since it is larger than the sum of its proper divisors (1).

275268736247 is an equidigital number, since it uses as much as digits as its factorization.

275268736247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47416320, while the sum is 59.

The spelling of 275268736247 in words is "two hundred seventy-five billion, two hundred sixty-eight million, seven hundred thirty-six thousand, two hundred forty-seven".