6506796997 has 2 divisors, whose sum is σ = 6506796998. Its totient is φ = 6506796996.

The previous prime is 6506796973. The next prime is 6506797013. The reversal of 6506796997 is 7996976056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6361498081 + 145298916 = 79759^2 + 12054^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6506796997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6506796097) 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, 3253398498 + 3253398499.

It is an arithmetic number, because the mean of its divisors is an integer number (3253398499).

Almost surely, 2^6506796997 is an apocalyptic number.

It is an amenable number.

6506796997 is a deficient number, since it is larger than the sum of its proper divisors (1).

6506796997 is an equidigital number, since it uses as much as digits as its factorization.

6506796997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38578680, while the sum is 64.

The square root of 6506796997 is about 80664.7196548776. The cubic root of 6506796997 is about 1866.9058612099.

The spelling of 6506796997 in words is "six billion, five hundred six million, seven hundred ninety-six thousand, nine hundred ninety-seven".