6596940691 has 6 divisors (see below), whose sum is σ = 7251182876. Its totient is φ = 5997218700.

The previous prime is 6596940683. The next prime is 6596940697. The reversal of 6596940691 is 1960496956.

It is not a de Polignac number, because 6596940691 - 2³ = 6596940683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6596940697) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27259965 + ... + 27260206.

Almost surely, 2^6596940691 is an apocalyptic number.

6596940691 is a deficient number, since it is larger than the sum of its proper divisors (654242185).

6596940691 is a wasteful number, since it uses less digits than its factorization.

6596940691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54520193 (or 54520182 counting only the distinct ones).

The product of its (nonzero) digits is 3149280, while the sum is 55.

The square root of 6596940691 is about 81221.5531186150. The cubic root of 6596940691 is about 1875.4875831572.

The spelling of 6596940691 in words is "six billion, five hundred ninety-six million, nine hundred forty thousand, six hundred ninety-one".