132440531231242 has 8 divisors (see below), whose sum is σ = 213942396604356. Its totient is φ = 61126399029792.

The previous prime is 132440531231207. The next prime is 132440531231243. The reversal of 132440531231242 is 242132135044231.

It can be written as a sum of positive squares in 2 ways, for example, as 124148152868041 + 8292378363201 = 11142179^2 + 2879649^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (132440531231243) 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, 2546933292883 + ... + 2546933292934.

Almost surely, 2^{132440531231242} is an apocalyptic number.

132440531231242 is a deficient number, since it is larger than the sum of its proper divisors (81501865373114).

132440531231242 is a wasteful number, since it uses less digits than its factorization.

132440531231242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5093866585832.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 132440531231242 its reverse (242132135044231), we get a palindrome (374572666275473).

The spelling of 132440531231242 in words is "one hundred thirty-two trillion, four hundred forty billion, five hundred thirty-one million, two hundred thirty-one thousand, two hundred forty-two".