275247423673 has 2 divisors, whose sum is σ = 275247423674. Its totient is φ = 275247423672.

The previous prime is 275247423643. The next prime is 275247423679. The reversal of 275247423673 is 376324742572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186254391184 + 88993032489 = 431572^2 + 298317^2 .

It is a cyclic number.

It is not a de Polignac number, because 275247423673 - 2⁵ = 275247423641 is a prime.

It is a super-2 number, since 2×275247423673² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 275247423673.

It is not a weakly prime, because it can be changed into another prime (275247423679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137623711836 + 137623711837.

It is an arithmetic number, because the mean of its divisors is an integer number (137623711837).

Almost surely, 2^275247423673 is an apocalyptic number.

It is an amenable number.

275247423673 is a deficient number, since it is larger than the sum of its proper divisors (1).

275247423673 is an equidigital number, since it uses as much as digits as its factorization.

275247423673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11854080, while the sum is 52.

The spelling of 275247423673 in words is "two hundred seventy-five billion, two hundred forty-seven million, four hundred twenty-three thousand, six hundred seventy-three".