4484871689 has 2 divisors, whose sum is σ = 4484871690. Its totient is φ = 4484871688.

The previous prime is 4484871659. The next prime is 4484871691. The reversal of 4484871689 is 9861784844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4338461689 + 146410000 = 65867^2 + 12100^2 .

It is a cyclic number.

It is not a de Polignac number, because 4484871689 - 2¹² = 4484867593 is a prime.

It is a super-2 number, since 2×4484871689² = 40228148133587425442, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 4484871691, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4484871619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2242435844 + 2242435845.

It is an arithmetic number, because the mean of its divisors is an integer number (2242435845).

Almost surely, 2^4484871689 is an apocalyptic number.

It is an amenable number.

4484871689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4484871689 is an equidigital number, since it uses as much as digits as its factorization.

4484871689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12386304, while the sum is 59.

The square root of 4484871689 is about 66969.1846224814. The cubic root of 4484871689 is about 1649.1114516788. Note that the first 3 decimals are identical.

The spelling of 4484871689 in words is "four billion, four hundred eighty-four million, eight hundred seventy-one thousand, six hundred eighty-nine".