55655171 has 16 divisors (see below), whose sum is σ = 66134880. Its totient is φ = 46168320.

The previous prime is 55655143. The next prime is 55655177. The reversal of 55655171 is 17155655.

It is not a de Polignac number, because 55655171 - 2⁶ = 55655107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55655177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10541 + ... + 14913.

It is an arithmetic number, because the mean of its divisors is an integer number (4133430).

Almost surely, 2^55655171 is an apocalyptic number.

55655171 is a deficient number, since it is larger than the sum of its proper divisors (10479709).

55655171 is a wasteful number, since it uses less digits than its factorization.

55655171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4486.

The product of its digits is 26250, while the sum is 35.

The square root of 55655171 is about 7460.2393393242. The cubic root of 55655171 is about 381.7993404449.

The spelling of 55655171 in words is "fifty-five million, six hundred fifty-five thousand, one hundred seventy-one".