6326983989 has 12 divisors (see below), whose sum is σ = 9288796972. Its totient is φ = 4148841600.

The previous prime is 6326983973. The next prime is 6326984011. The reversal of 6326983989 is 9893896236.

It can be written as a sum of positive squares in 2 ways, for example, as 2643707889 + 3683276100 = 51417^2 + 60690^2 .

It is not a de Polignac number, because 6326983989 - 2⁴ = 6326983973 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6326983909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5761732 + ... + 5762829.

Almost surely, 2^6326983989 is an apocalyptic number.

It is an amenable number.

6326983989 is a deficient number, since it is larger than the sum of its proper divisors (2961812983).

6326983989 is a wasteful number, since it uses less digits than its factorization.

6326983989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11524628 (or 11524625 counting only the distinct ones).

The product of its digits is 30233088, while the sum is 63.

The square root of 6326983989 is about 79542.3408569298. The cubic root of 6326983989 is about 1849.5478796787.

The spelling of 6326983989 in words is "six billion, three hundred twenty-six million, nine hundred eighty-three thousand, nine hundred eighty-nine".