6726132169 has 3 divisors (see below), whose sum is σ = 6726214183. Its totient is φ = 6726050156.

The previous prime is 6726132163. The next prime is 6726132227. The reversal of 6726132169 is 9612316276.

The square root of 6726132169 is 82013.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 164025 + 6725968144 = 405^2 + 82012^2 .

It is not a de Polignac number, because 6726132169 - 2²⁹ = 6189261257 is a prime.

It is a super-2 number, since 2×6726132169² = 90481707909713289122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6726132163) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 41007 + ... + 123019.

Almost surely, 2^6726132169 is an apocalyptic number.

6726132169 is the 82013-rd square number.

6726132169 is the 41007-th centered octagonal number.

It is an amenable number.

6726132169 is a deficient number, since it is larger than the sum of its proper divisors (82014).

6726132169 is an frugal number, since it uses more digits than its factorization.

6726132169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164026 (or 82013 counting only the distinct ones).

The product of its digits is 163296, while the sum is 43.

The cubic root of 6726132169 is about 1887.6514195382.

The spelling of 6726132169 in words is "six billion, seven hundred twenty-six million, one hundred thirty-two thousand, one hundred sixty-nine".