132561288529 has 4 divisors (see below), whose sum is σ = 133800179184. Its totient is φ = 131322397876.

The previous prime is 132561288527. The next prime is 132561288533. The reversal of 132561288529 is 925882165231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 132561288529 - 2¹ = 132561288527 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132561288527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 619445167 + ... + 619445380.

It is an arithmetic number, because the mean of its divisors is an integer number (33450044796).

Almost surely, 2^132561288529 is an apocalyptic number.

It is an amenable number.

132561288529 is a deficient number, since it is larger than the sum of its proper divisors (1238890655).

132561288529 is a wasteful number, since it uses less digits than its factorization.

132561288529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238890654.

The product of its digits is 2073600, while the sum is 52.

It can be divided in two parts, 1325612 and 88529, that added together give a palindrome (1414141).

The spelling of 132561288529 in words is "one hundred thirty-two billion, five hundred sixty-one million, two hundred eighty-eight thousand, five hundred twenty-nine".