6989466499 has 2 divisors, whose sum is σ = 6989466500. Its totient is φ = 6989466498.

The previous prime is 6989466467. The next prime is 6989466509. The reversal of 6989466499 is 9946649896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6989466499 - 2⁵ = 6989466467 is a prime.

It is not a weakly prime, because it can be changed into another prime (6989466439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3494733249 + 3494733250.

It is an arithmetic number, because the mean of its divisors is an integer number (3494733250).

Almost surely, 2^6989466499 is an apocalyptic number.

6989466499 is a deficient number, since it is larger than the sum of its proper divisors (1).

6989466499 is an equidigital number, since it uses as much as digits as its factorization.

6989466499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181398528, while the sum is 70.

The square root of 6989466499 is about 83603.0292453569. The cubic root of 6989466499 is about 1911.9711838171.

The spelling of 6989466499 in words is "six billion, nine hundred eighty-nine million, four hundred sixty-six thousand, four hundred ninety-nine".