6496666949 has 2 divisors, whose sum is σ = 6496666950. Its totient is φ = 6496666948.

The previous prime is 6496666937. The next prime is 6496666961. The reversal of 6496666949 is 9496666946.

It is a balanced prime because it is at equal distance from previous prime (6496666937) and next prime (6496666961).

It can be written as a sum of positive squares in only one way, i.e., 5507124100 + 989542849 = 74210^2 + 31457^2 .

It is a cyclic number.

It is not a de Polignac number, because 6496666949 - 2²⁰ = 6495618373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6496696949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3248333474 + 3248333475.

It is an arithmetic number, because the mean of its divisors is an integer number (3248333475).

Almost surely, 2^6496666949 is an apocalyptic number.

It is an amenable number.

6496666949 is a deficient number, since it is larger than the sum of its proper divisors (1).

6496666949 is an equidigital number, since it uses as much as digits as its factorization.

6496666949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90699264, while the sum is 65.

The square root of 6496666949 is about 80601.9041276321. The cubic root of 6496666949 is about 1865.9365328426.

The spelling of 6496666949 in words is "six billion, four hundred ninety-six million, six hundred sixty-six thousand, nine hundred forty-nine".