6936716489 has 2 divisors, whose sum is σ = 6936716490. Its totient is φ = 6936716488.

The previous prime is 6936716459. The next prime is 6936716537. The reversal of 6936716489 is 9846176396.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3779175625 + 3157540864 = 61475^2 + 56192^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6936716489 is a prime.

It is not a weakly prime, because it can be changed into another prime (6936716459) 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 as a sum of consecutive naturals, namely, 3468358244 + 3468358245.

It is an arithmetic number, because the mean of its divisors is an integer number (3468358245).

Almost surely, 2^6936716489 is an apocalyptic number.

It is an amenable number.

6936716489 is a deficient number, since it is larger than the sum of its proper divisors (1).

6936716489 is an equidigital number, since it uses as much as digits as its factorization.

6936716489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11757312, while the sum is 59.

The square root of 6936716489 is about 83286.9526936843. The cubic root of 6936716489 is about 1907.1491041897.

The spelling of 6936716489 in words is "six billion, nine hundred thirty-six million, seven hundred sixteen thousand, four hundred eighty-nine".