2717634689 has 16 divisors (see below), whose sum is σ = 3505057920. Its totient is φ = 2044613760.

The previous prime is 2717634679. The next prime is 2717634763. The reversal of 2717634689 is 9864367172.

It is a de Polignac number, because none of the positive numbers 2^k-2717634689 is a prime.

It is a super-2 number, since 2×2717634689² = 14771076605712253442, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2717634689.

It is not an unprimeable number, because it can be changed into a prime (2717634629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 606284 + ... + 610749.

It is an arithmetic number, because the mean of its divisors is an integer number (219066120).

Almost surely, 2^2717634689 is an apocalyptic number.

2717634689 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2717634689 is a deficient number, since it is larger than the sum of its proper divisors (787423231).

2717634689 is a wasteful number, since it uses less digits than its factorization.

2717634689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217080.

The product of its digits is 3048192, while the sum is 53.

The square root of 2717634689 is about 52130.9379255735. The cubic root of 2717634689 is about 1395.5016654706.

The spelling of 2717634689 in words is "two billion, seven hundred seventeen million, six hundred thirty-four thousand, six hundred eighty-nine".