4689670691 has 2 divisors, whose sum is σ = 4689670692. Its totient is φ = 4689670690.

The previous prime is 4689670673. The next prime is 4689670717. The reversal of 4689670691 is 1960769864.

4689670691 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4689670691 is a prime.

It is a super-2 number, since 2×4689670691² = 43986022380048834962, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4689670621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2344835345 + 2344835346.

It is an arithmetic number, because the mean of its divisors is an integer number (2344835346).

Almost surely, 2^4689670691 is an apocalyptic number.

4689670691 is a deficient number, since it is larger than the sum of its proper divisors (1).

4689670691 is an equidigital number, since it uses as much as digits as its factorization.

4689670691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 56.

The square root of 4689670691 is about 68481.1703390063. The cubic root of 4689670691 is about 1673.8406699311.

The spelling of 4689670691 in words is "four billion, six hundred eighty-nine million, six hundred seventy thousand, six hundred ninety-one".