27550272775 has 6 divisors (see below), whose sum is σ = 34162338272. Its totient is φ = 22040218200.

The previous prime is 27550272773. The next prime is 27550272797. The reversal of 27550272775 is 57727205572.

It is not a de Polignac number, because 27550272775 - 2¹ = 27550272773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27550272773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 551005431 + ... + 551005480.

Almost surely, 2^27550272775 is an apocalyptic number.

27550272775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27550272775 is a deficient number, since it is larger than the sum of its proper divisors (6612065497).

27550272775 is a wasteful number, since it uses less digits than its factorization.

27550272775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102010921 (or 1102010916 counting only the distinct ones).

The product of its (nonzero) digits is 2401000, while the sum is 49.

The spelling of 27550272775 in words is "twenty-seven billion, five hundred fifty million, two hundred seventy-two thousand, seven hundred seventy-five".