2755000505 has 4 divisors (see below), whose sum is σ = 3306000612. Its totient is φ = 2204000400.

The previous prime is 2755000487. The next prime is 2755000511. The reversal of 2755000505 is 5050005572.

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 2166064681 + 588935824 = 46541^2 + 24268^2 .

It is not a de Polignac number, because 2755000505 - 2⁶ = 2755000441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 275500046 + ... + 275500055.

It is an arithmetic number, because the mean of its divisors is an integer number (826500153).

Almost surely, 2^2755000505 is an apocalyptic number.

It is an amenable number.

2755000505 is a deficient number, since it is larger than the sum of its proper divisors (551000107).

2755000505 is an equidigital number, since it uses as much as digits as its factorization.

2755000505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551000106.

The product of its (nonzero) digits is 8750, while the sum is 29.

The square root of 2755000505 is about 52488.0986986574. The cubic root of 2755000505 is about 1401.8683397222.

The spelling of 2755000505 in words is "two billion, seven hundred fifty-five million, five hundred five", and thus it is an aban number.