6774697298989 has 2 divisors, whose sum is σ = 6774697298990. Its totient is φ = 6774697298988.

The previous prime is 6774697298969. The next prime is 6774697299001. The reversal of 6774697298989 is 9898927964776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4657503515625 + 2117193783364 = 2158125^2 + 1455058^2 .

It is a cyclic number.

It is not a de Polignac number, because 6774697298989 - 2²⁷ = 6774563081261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6774697298959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3387348649494 + 3387348649495.

It is an arithmetic number, because the mean of its divisors is an integer number (3387348649495).

Almost surely, 2^{6774697298989} is an apocalyptic number.

It is an amenable number.

6774697298989 is a deficient number, since it is larger than the sum of its proper divisors (1).

6774697298989 is an equidigital number, since it uses as much as digits as its factorization.

6774697298989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41479796736, while the sum is 91.

The spelling of 6774697298989 in words is "six trillion, seven hundred seventy-four billion, six hundred ninety-seven million, two hundred ninety-eight thousand, nine hundred eighty-nine".