6194040821089 has 27 divisors (see below), whose sum is σ = 7232917299321. Its totient is φ = 5299315866240.

The previous prime is 6194040821077. The next prime is 6194040821093. The reversal of 6194040821089 is 9801280404916.

The square root of 6194040821089 is 2488783.

It is a perfect power (a square), and thus also a powerful number.

6194040821089 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 957687318225 + 5236353502864 = 978615^2 + 2288308^2 .

It is not a de Polignac number, because 6194040821089 - 2¹⁷ = 6194040690017 is a prime.

It is a super-2 number, since 2×6194040821089² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6194040821989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 465395767 + ... + 465409075.

Almost surely, 2^{6194040821089} is an apocalyptic number.

6194040821089 is the 2488783-rd square number.

6194040821089 is the 1244392-nd centered octagonal number.

It is an amenable number.

6194040821089 is a deficient number, since it is larger than the sum of its proper divisors (1038876478232).

6194040821089 is an frugal number, since it uses more digits than its factorization.

6194040821089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26674 (or 13337 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 52.

The spelling of 6194040821089 in words is "six trillion, one hundred ninety-four billion, forty million, eight hundred twenty-one thousand, eighty-nine".