55660481171 has 4 divisors (see below), whose sum is σ = 58589980200. Its totient is φ = 52730982144.

The previous prime is 55660481159. The next prime is 55660481197. The reversal of 55660481171 is 17118406655.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55660481171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55660481111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1464749486 + ... + 1464749523.

It is an arithmetic number, because the mean of its divisors is an integer number (14647495050).

Almost surely, 2^55660481171 is an apocalyptic number.

55660481171 is a deficient number, since it is larger than the sum of its proper divisors (2929499029).

55660481171 is a wasteful number, since it uses less digits than its factorization.

55660481171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2929499028.

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 55660481171 in words is "fifty-five billion, six hundred sixty million, four hundred eighty-one thousand, one hundred seventy-one".