5655 has 16 divisors (see below), whose sum is σ = 10080. Its totient is φ = 2688.

The previous prime is 5653. The next prime is 5657. The reversal of 5655 is 5565.

5655 is nontrivially palindromic in base 12.

It is an interprime number because it is at equal distance from previous prime (5653) and next prime (5657).

It is not a de Polignac number, because 5655 - 2¹ = 5653 is a prime.

Its product of digits (750) is a multiple of the sum of its prime divisors (50).

5655 is a lucky number.

5655 is a nontrivial repdigit in base 12.

It is a plaindrome in base 12.

It is a nialpdrome in base 12.

It is a zygodrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181 + ... + 209.

It is an arithmetic number, because the mean of its divisors is an integer number (630).

2⁵⁶⁵⁵ is an apocalyptic number.

5655 is a deficient number, since it is larger than the sum of its proper divisors (4425).

5655 is a wasteful number, since it uses less digits than its factorization.

5655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50.

The product of its digits is 750, while the sum is 21.

The square root of 5655 is about 75.1997340421. The cubic root of 5655 is about 17.8160273101.

It can be divided in two parts, 56 and 55, that added together give a palindrome (111).

The spelling of 5655 in words is "five thousand, six hundred fifty-five".