6484168841 has 4 divisors (see below), whose sum is σ = 6707760900. Its totient is φ = 6260576784.

The previous prime is 6484168829. The next prime is 6484168861. The reversal of 6484168841 is 1488614846.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1095874816 + 5388294025 = 33104^2 + 73405^2 .

It is a cyclic number.

It is not a de Polignac number, because 6484168841 - 2⁶ = 6484168777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6484168841.

It is not an unprimeable number, because it can be changed into a prime (6484168811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111795986 + ... + 111796043.

It is an arithmetic number, because the mean of its divisors is an integer number (1676940225).

Almost surely, 2^6484168841 is an apocalyptic number.

It is an amenable number.

6484168841 is a deficient number, since it is larger than the sum of its proper divisors (223592059).

6484168841 is a wasteful number, since it uses less digits than its factorization.

6484168841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223592058.

The product of its digits is 1179648, while the sum is 50.

The square root of 6484168841 is about 80524.3369485276. The cubic root of 6484168841 is about 1864.7392190481.

The spelling of 6484168841 in words is "six billion, four hundred eighty-four million, one hundred sixty-eight thousand, eight hundred forty-one".