2750275505 has 4 divisors (see below), whose sum is σ = 3300330612. Its totient is φ = 2200220400.

The previous prime is 2750275483. The next prime is 2750275529. The reversal of 2750275505 is 5055720572.

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 1262167729 + 1488107776 = 35527^2 + 38576^2 .

It is not a de Polignac number, because 2750275505 - 2¹⁴ = 2750259121 is a prime.

It is a Duffinian number.

It is a Curzon 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, 275027546 + ... + 275027555.

It is an arithmetic number, because the mean of its divisors is an integer number (825082653).

Almost surely, 2^2750275505 is an apocalyptic number.

It is an amenable number.

2750275505 is a deficient number, since it is larger than the sum of its proper divisors (550055107).

2750275505 is an equidigital number, since it uses as much as digits as its factorization.

2750275505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550055106.

The product of its (nonzero) digits is 122500, while the sum is 38.

The square root of 2750275505 is about 52443.0691798259. The cubic root of 2750275505 is about 1401.0664501803.

The spelling of 2750275505 in words is "two billion, seven hundred fifty million, two hundred seventy-five thousand, five hundred five".