275372273573 has 2 divisors, whose sum is σ = 275372273574. Its totient is φ = 275372273572.

The previous prime is 275372273543. The next prime is 275372273611. The reversal of 275372273573 is 375372273572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 274766769124 + 605504449 = 524182^2 + 24607^2 .

It is a cyclic number.

It is not a de Polignac number, because 275372273573 - 2²⁴ = 275355496357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275372273503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137686136786 + 137686136787.

It is an arithmetic number, because the mean of its divisors is an integer number (137686136787).

Almost surely, 2^275372273573 is an apocalyptic number.

It is an amenable number.

275372273573 is a deficient number, since it is larger than the sum of its proper divisors (1).

275372273573 is an equidigital number, since it uses as much as digits as its factorization.

275372273573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12965400, while the sum is 53.

Subtracting 275372273573 from its reverse (375372273572), we obtain a palindrome (99999999999).

The spelling of 275372273573 in words is "two hundred seventy-five billion, three hundred seventy-two million, two hundred seventy-three thousand, five hundred seventy-three".