27505552755503 has 8 divisors (see below), whose sum is σ = 27882493995600. Its totient is φ = 27128615646528.

The previous prime is 27505552755491. The next prime is 27505552755521. The reversal of 27505552755503 is 30555725550572.

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 27505552755503 - 2²² = 27505548561199 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 (27505552754503) 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, 13830353 + ... + 15693621.

It is an arithmetic number, because the mean of its divisors is an integer number (3485311749450).

Almost surely, 2^{27505552755503} is an apocalyptic number.

27505552755503 is a deficient number, since it is larger than the sum of its proper divisors (376941240097).

27505552755503 is a wasteful number, since it uses less digits than its factorization.

27505552755503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065561.

The product of its (nonzero) digits is 45937500, while the sum is 56.

The spelling of 27505552755503 in words is "twenty-seven trillion, five hundred five billion, five hundred fifty-two million, seven hundred fifty-five thousand, five hundred three".