27550055255 has 4 divisors (see below), whose sum is σ = 33060066312. Its totient is φ = 22040044200.

The previous prime is 27550055243. The next prime is 27550055341. The reversal of 27550055255 is 55255005572.

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

It is not a de Polignac number, because 27550055255 - 2⁸ = 27550054999 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, 2755005521 + ... + 2755005530.

It is an arithmetic number, because the mean of its divisors is an integer number (8265016578).

Almost surely, 2^27550055255 is an apocalyptic number.

27550055255 is a deficient number, since it is larger than the sum of its proper divisors (5510011057).

27550055255 is an equidigital number, since it uses as much as digits as its factorization.

27550055255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5510011056.

The product of its (nonzero) digits is 437500, while the sum is 41.

The spelling of 27550055255 in words is "twenty-seven billion, five hundred fifty million, fifty-five thousand, two hundred fifty-five".