275653612393 has 2 divisors, whose sum is σ = 275653612394. Its totient is φ = 275653612392.

The previous prime is 275653612379. The next prime is 275653612411. The reversal of 275653612393 is 393216356572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 188810237529 + 86843374864 = 434523^2 + 294692^2 .

It is a cyclic number.

It is not a de Polignac number, because 275653612393 - 2²¹ = 275651515241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 275653612393.

It is not a weakly prime, because it can be changed into another prime (275653613393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137826806196 + 137826806197.

It is an arithmetic number, because the mean of its divisors is an integer number (137826806197).

Almost surely, 2^275653612393 is an apocalyptic number.

It is an amenable number.

275653612393 is a deficient number, since it is larger than the sum of its proper divisors (1).

275653612393 is an equidigital number, since it uses as much as digits as its factorization.

275653612393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6123600, while the sum is 52.

The spelling of 275653612393 in words is "two hundred seventy-five billion, six hundred fifty-three million, six hundred twelve thousand, three hundred ninety-three".