132315444643 has 4 divisors (see below), whose sum is σ = 132732843840. Its totient is φ = 131898045448.

The previous prime is 132315444577. The next prime is 132315444671. The reversal of 132315444643 is 346444513231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132315444643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132315444596 and 132315444605.

It is not an unprimeable number, because it can be changed into a prime (132315444343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208699123 + ... + 208699756.

It is an arithmetic number, because the mean of its divisors is an integer number (33183210960).

Almost surely, 2^132315444643 is an apocalyptic number.

132315444643 is a deficient number, since it is larger than the sum of its proper divisors (417399197).

132315444643 is an equidigital number, since it uses as much as digits as its factorization.

132315444643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417399196.

The product of its digits is 414720, while the sum is 40.

Adding to 132315444643 its reverse (346444513231), we get a palindrome (478759957874).

The spelling of 132315444643 in words is "one hundred thirty-two billion, three hundred fifteen million, four hundred forty-four thousand, six hundred forty-three".