2628439186171 has 2 divisors, whose sum is σ = 2628439186172. Its totient is φ = 2628439186170.

The previous prime is 2628439186169. The next prime is 2628439186181. The reversal of 2628439186171 is 1716819348262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2628439186171 - 2¹ = 2628439186169 is a prime.

Together with 2628439186169, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2628439186111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314219593085 + 1314219593086.

It is an arithmetic number, because the mean of its divisors is an integer number (1314219593086).

Almost surely, 2^{2628439186171} is an apocalyptic number.

2628439186171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2628439186171 is an equidigital number, since it uses as much as digits as its factorization.

2628439186171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6967296, while the sum is 58.

The spelling of 2628439186171 in words is "two trillion, six hundred twenty-eight billion, four hundred thirty-nine million, one hundred eighty-six thousand, one hundred seventy-one".