2716661217 has 32 divisors (see below), whose sum is σ = 3977873280. Its totient is φ = 1641507840.

The previous prime is 2716661209. The next prime is 2716661219. The reversal of 2716661217 is 7121666172.

It is not a de Polignac number, because 2716661217 - 2³ = 2716661209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2716661219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 620478 + ... + 624840.

It is an arithmetic number, because the mean of its divisors is an integer number (124308540).

Almost surely, 2^2716661217 is an apocalyptic number.

It is an amenable number.

2716661217 is a deficient number, since it is larger than the sum of its proper divisors (1261212063).

2716661217 is a wasteful number, since it uses less digits than its factorization.

2716661217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4833.

The product of its digits is 42336, while the sum is 39.

The square root of 2716661217 is about 52121.6002920095. The cubic root of 2716661217 is about 1395.3350200613.

The spelling of 2716661217 in words is "two billion, seven hundred sixteen million, six hundred sixty-one thousand, two hundred seventeen".