5668132369 has 9 divisors (see below), whose sum is σ = 5746819323. Its totient is φ = 5590511472.

The previous prime is 5668132357. The next prime is 5668132387. The reversal of 5668132369 is 9632318665.

It is a happy number.

The square root of 5668132369 is 75287.

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

It can be written as a sum of positive squares in only one way, i.e., 2360502225 + 3307630144 = 48585^2 + 57512^2 .

It is not a de Polignac number, because 5668132369 - 2¹⁹ = 5667608081 is a prime.

It is a super-2 number, since 2×5668132369² = 64255449105011104322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5668132069) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5947197 + ... + 5948149.

Almost surely, 2^5668132369 is an apocalyptic number.

5668132369 is the 75287-th square number.

5668132369 is the 37644-th centered octagonal number.

It is an amenable number.

5668132369 is a deficient number, since it is larger than the sum of its proper divisors (78686954).

5668132369 is an frugal number, since it uses more digits than its factorization.

5668132369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064 (or 1032 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 49.

The cubic root of 5668132369 is about 1782.9807785631.

Multiplying 5668132369 by its sum of digits (49), we get a square (277738486081 = 527009²).

The spelling of 5668132369 in words is "five billion, six hundred sixty-eight million, one hundred thirty-two thousand, three hundred sixty-nine".