27753330755 has 4 divisors (see below), whose sum is σ = 33303996912. Its totient is φ = 22202664600.

The previous prime is 27753330751. The next prime is 27753330769. The reversal of 27753330755 is 55703335772.

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

It is not a de Polignac number, because 27753330755 - 2² = 27753330751 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27753330751) by changing a digit.

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, 2775333071 + ... + 2775333080.

It is an arithmetic number, because the mean of its divisors is an integer number (8325999228).

Almost surely, 2^27753330755 is an apocalyptic number.

27753330755 is a deficient number, since it is larger than the sum of its proper divisors (5550666157).

27753330755 is an equidigital number, since it uses as much as digits as its factorization.

27753330755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550666156.

The product of its (nonzero) digits is 2315250, while the sum is 47.

The spelling of 27753330755 in words is "twenty-seven billion, seven hundred fifty-three million, three hundred thirty thousand, seven hundred fifty-five".