4871626189 has 2 divisors, whose sum is σ = 4871626190. Its totient is φ = 4871626188.

The previous prime is 4871626169. The next prime is 4871626217. The reversal of 4871626189 is 9816261784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2847076164 + 2024550025 = 53358^2 + 44995^2 .

It is a cyclic number.

It is not a de Polignac number, because 4871626189 - 2⁷ = 4871626061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4871626129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2435813094 + 2435813095.

It is an arithmetic number, because the mean of its divisors is an integer number (2435813095).

Almost surely, 2^4871626189 is an apocalyptic number.

It is an amenable number.

4871626189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4871626189 is an equidigital number, since it uses as much as digits as its factorization.

4871626189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 52.

The square root of 4871626189 is about 69797.0356748766. The cubic root of 4871626189 is about 1695.2144754607.

The spelling of 4871626189 in words is "four billion, eight hundred seventy-one million, six hundred twenty-six thousand, one hundred eighty-nine".