2716905691 has 4 divisors (see below), whose sum is σ = 2762955000. Its totient is φ = 2670856384.

The previous prime is 2716905683. The next prime is 2716905727. The reversal of 2716905691 is 1965096172.

2716905691 is digitally balanced in base 2, 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 is a cyclic number.

It is not a de Polignac number, because 2716905691 - 2³ = 2716905683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2716905091) 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, 23024566 + ... + 23024683.

It is an arithmetic number, because the mean of its divisors is an integer number (690738750).

Almost surely, 2^2716905691 is an apocalyptic number.

2716905691 is a deficient number, since it is larger than the sum of its proper divisors (46049309).

2716905691 is an equidigital number, since it uses as much as digits as its factorization.

2716905691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46049308.

The product of its (nonzero) digits is 204120, while the sum is 46.

The square root of 2716905691 is about 52123.9454665512. The cubic root of 2716905691 is about 1395.3768744890.

The spelling of 2716905691 in words is "two billion, seven hundred sixteen million, nine hundred five thousand, six hundred ninety-one".