275245504746605 has 8 divisors (see below), whose sum is σ = 331470031340664. Its totient is φ = 219412786700800.

The previous prime is 275245504746547. The next prime is 275245504746631. The reversal of 275245504746605 is 506647405542572.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 47970764244649 + 227274740501956 = 6926093^2 + 15075634^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-275245504746605 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97952135516 + ... + 97952138325.

It is an arithmetic number, because the mean of its divisors is an integer number (41433753917583).

Almost surely, 2^{275245504746605} is an apocalyptic number.

It is an amenable number.

275245504746605 is a deficient number, since it is larger than the sum of its proper divisors (56224526594059).

275245504746605 is a wasteful number, since it uses less digits than its factorization.

275245504746605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195904274127.

The product of its (nonzero) digits is 282240000, while the sum is 62.

The spelling of 275245504746605 in words is "two hundred seventy-five trillion, two hundred forty-five billion, five hundred four million, seven hundred forty-six thousand, six hundred five".