2716322608129 has 27 divisors (see below), whose sum is σ = 2974254787017. Its totient is φ = 2479626849024.

The previous prime is 2716322608123. The next prime is 2716322608163. The reversal of 2716322608129 is 9218062236172.

It is a happy number.

The square root of 2716322608129 is 1648127.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 496282207729 + 2220040400400 = 704473^2 + 1489980^2 .

It is not a de Polignac number, because 2716322608129 - 2¹⁵ = 2716322575361 is a prime.

It is a super-2 number, since 2×2716322608129² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2716322608123) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2078287494 + ... + 2078288800.

Almost surely, 2^{2716322608129} is an apocalyptic number.

2716322608129 is the 1648127-th square number.

2716322608129 is the 824064-th centered octagonal number.

It is an amenable number.

2716322608129 is a deficient number, since it is larger than the sum of its proper divisors (257932178888).

2716322608129 is an frugal number, since it uses more digits than its factorization.

2716322608129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834 (or 1417 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

Multiplying 2716322608129 by its sum of digits (49), we get a square (133099807798321 = 11536889²).

The spelling of 2716322608129 in words is "two trillion, seven hundred sixteen billion, three hundred twenty-two million, six hundred eight thousand, one hundred twenty-nine".