272748457273 has 2 divisors, whose sum is σ = 272748457274. Its totient is φ = 272748457272.

The previous prime is 272748457171. The next prime is 272748457309. The reversal of 272748457273 is 372754847272.

It is a happy number.

272748457273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 255380643904 + 17367813369 = 505352^2 + 131787^2 .

It is a cyclic number.

It is not a de Polignac number, because 272748457273 - 2¹³ = 272748449081 is a prime.

It is not a weakly prime, because it can be changed into another prime (272748457573) 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, 136374228636 + 136374228637.

It is an arithmetic number, because the mean of its divisors is an integer number (136374228637).

Almost surely, 2^272748457273 is an apocalyptic number.

It is an amenable number.

272748457273 is a deficient number, since it is larger than the sum of its proper divisors (1).

272748457273 is an equidigital number, since it uses as much as digits as its factorization.

272748457273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36879360, while the sum is 58.

The spelling of 272748457273 in words is "two hundred seventy-two billion, seven hundred forty-eight million, four hundred fifty-seven thousand, two hundred seventy-three".