27755530253 has 8 divisors (see below), whose sum is σ = 30561740640. Its totient is φ = 24996483280.

The previous prime is 27755530247. The next prime is 27755530289. The reversal of 27755530253 is 35203555772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27755530253 - 2⁴ = 27755530237 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 (27755530213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11789618 + ... + 11791971.

It is an arithmetic number, because the mean of its divisors is an integer number (3820217580).

Almost surely, 2^27755530253 is an apocalyptic number.

It is an amenable number.

27755530253 is a deficient number, since it is larger than the sum of its proper divisors (2806210387).

27755530253 is a wasteful number, since it uses less digits than its factorization.

27755530253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23581707.

The product of its (nonzero) digits is 1102500, while the sum is 44.

The spelling of 27755530253 in words is "twenty-seven billion, seven hundred fifty-five million, five hundred thirty thousand, two hundred fifty-three".