6745132673 has 2 divisors, whose sum is σ = 6745132674. Its totient is φ = 6745132672.

The previous prime is 6745132663. The next prime is 6745132763. The reversal of 6745132673 is 3762315476.

Together with next prime (6745132763) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6354002944 + 391129729 = 79712^2 + 19777^2 .

It is a cyclic number.

It is not a de Polignac number, because 6745132673 - 2¹⁴ = 6745116289 is a prime.

It is not a weakly prime, because it can be changed into another prime (6745132633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3372566336 + 3372566337.

It is an arithmetic number, because the mean of its divisors is an integer number (3372566337).

Almost surely, 2^6745132673 is an apocalyptic number.

It is an amenable number.

6745132673 is a deficient number, since it is larger than the sum of its proper divisors (1).

6745132673 is an equidigital number, since it uses as much as digits as its factorization.

6745132673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 44.

The square root of 6745132673 is about 82128.7566751135. The cubic root of 6745132673 is about 1889.4272102244.

The spelling of 6745132673 in words is "six billion, seven hundred forty-five million, one hundred thirty-two thousand, six hundred seventy-three".