55383550027171 has 2 divisors, whose sum is σ = 55383550027172. Its totient is φ = 55383550027170.

The previous prime is 55383550027163. The next prime is 55383550027213. The reversal of 55383550027171 is 17172005538355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55383550027171 - 2³ = 55383550027163 is a prime.

It is a super-2 number, since 2×55383550027171² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55383550027121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27691775013585 + 27691775013586.

It is an arithmetic number, because the mean of its divisors is an integer number (27691775013586).

Almost surely, 2^{55383550027171} is an apocalyptic number.

55383550027171 is a deficient number, since it is larger than the sum of its proper divisors (1).

55383550027171 is an equidigital number, since it uses as much as digits as its factorization.

55383550027171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4410000, while the sum is 52.

The spelling of 55383550027171 in words is "fifty-five trillion, three hundred eighty-three billion, five hundred fifty million, twenty-seven thousand, one hundred seventy-one".