132216065545 has 4 divisors (see below), whose sum is σ = 158659278660. Its totient is φ = 105772852432.

The previous prime is 132216065521. The next prime is 132216065561. The reversal of 132216065545 is 545560612231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 50346833161 + 81869232384 = 224381^2 + 286128^2 .

It is a cyclic number.

It is not a de Polignac number, because 132216065545 - 2¹³ = 132216057353 is a prime.

It is a super-2 number, since 2×132216065545² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 132216065498 and 132216065507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13221606550 + ... + 13221606559.

It is an arithmetic number, because the mean of its divisors is an integer number (39664819665).

Almost surely, 2^132216065545 is an apocalyptic number.

It is an amenable number.

132216065545 is a deficient number, since it is larger than the sum of its proper divisors (26443213115).

132216065545 is an equidigital number, since it uses as much as digits as its factorization.

132216065545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26443213114.

The product of its (nonzero) digits is 216000, while the sum is 40.

Adding to 132216065545 its reverse (545560612231), we get a palindrome (677776677776).

The spelling of 132216065545 in words is "one hundred thirty-two billion, two hundred sixteen million, sixty-five thousand, five hundred forty-five".