275152513765 has 4 divisors (see below), whose sum is σ = 330183016524. Its totient is φ = 220122011008.

The previous prime is 275152513751. The next prime is 275152513817. The reversal of 275152513765 is 567315251572.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29327932516 + 245824581249 = 171254^2 + 495807^2 .

It is a cyclic number.

It is not a de Polignac number, because 275152513765 - 2⁹ = 275152513253 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 3 ways as a sum of consecutive naturals, for example, 27515251372 + ... + 27515251381.

It is an arithmetic number, because the mean of its divisors is an integer number (82545754131).

Almost surely, 2^275152513765 is an apocalyptic number.

It is an amenable number.

275152513765 is a deficient number, since it is larger than the sum of its proper divisors (55030502759).

275152513765 is an equidigital number, since it uses as much as digits as its factorization.

275152513765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55030502758.

The product of its digits is 2205000, while the sum is 49.

The spelling of 275152513765 in words is "two hundred seventy-five billion, one hundred fifty-two million, five hundred thirteen thousand, seven hundred sixty-five".