4691656693 has 4 divisors (see below), whose sum is σ = 4697316940. Its totient is φ = 4685996448.

The previous prime is 4691656667. The next prime is 4691656727. The reversal of 4691656693 is 3966561964.

4691656693 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3145751569 + 1545905124 = 56087^2 + 39318^2 .

It is a cyclic number.

It is not a de Polignac number, because 4691656693 - 2²⁹ = 4154785781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4691656793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2828880 + ... + 2830537.

It is an arithmetic number, because the mean of its divisors is an integer number (1174329235).

Almost surely, 2^4691656693 is an apocalyptic number.

It is an amenable number.

4691656693 is a deficient number, since it is larger than the sum of its proper divisors (5660247).

4691656693 is an equidigital number, since it uses as much as digits as its factorization.

4691656693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5660246.

The product of its digits is 6298560, while the sum is 55.

The square root of 4691656693 is about 68495.6691550641. The cubic root of 4691656693 is about 1674.0769183439.

The spelling of 4691656693 in words is "four billion, six hundred ninety-one million, six hundred fifty-six thousand, six hundred ninety-three".