1330532441566 has 4 divisors (see below), whose sum is σ = 1995798662352. Its totient is φ = 665266220782.

The previous prime is 1330532441521. The next prime is 1330532441569. The reversal of 1330532441566 is 6651442350331.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330532441569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332633110390 + ... + 332633110393.

It is an arithmetic number, because the mean of its divisors is an integer number (498949665588).

Almost surely, 2^{1330532441566} is an apocalyptic number.

1330532441566 is a deficient number, since it is larger than the sum of its proper divisors (665266220786).

1330532441566 is an equidigital number, since it uses as much as digits as its factorization.

1330532441566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665266220785.

The product of its (nonzero) digits is 777600, while the sum is 43.

Adding to 1330532441566 its reverse (6651442350331), we get a palindrome (7981974791897).

The spelling of 1330532441566 in words is "one trillion, three hundred thirty billion, five hundred thirty-two million, four hundred forty-one thousand, five hundred sixty-six".