6734640713 has 2 divisors, whose sum is σ = 6734640714. Its totient is φ = 6734640712.

The previous prime is 6734640677. The next prime is 6734640791. The reversal of 6734640713 is 3170464376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6495876409 + 238764304 = 80597^2 + 15452^2 .

It is a cyclic number.

It is not a de Polignac number, because 6734640713 - 2¹⁸ = 6734378569 is a prime.

It is not a weakly prime, because it can be changed into another prime (6734640793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3367320356 + 3367320357.

It is an arithmetic number, because the mean of its divisors is an integer number (3367320357).

Almost surely, 2^6734640713 is an apocalyptic number.

It is an amenable number.

6734640713 is a deficient number, since it is larger than the sum of its proper divisors (1).

6734640713 is an equidigital number, since it uses as much as digits as its factorization.

6734640713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 41.

The square root of 6734640713 is about 82064.8567475750. The cubic root of 6734640713 is about 1888.4470425929.

The spelling of 6734640713 in words is "six billion, seven hundred thirty-four million, six hundred forty thousand, seven hundred thirteen".