1663330324 has 12 divisors (see below), whose sum is σ = 2914750944. Its totient is φ = 830544344.

The previous prime is 1663330321. The next prime is 1663330373. The reversal of 1663330324 is 4230333661.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1663330321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276862 + ... + 282805.

It is an arithmetic number, because the mean of its divisors is an integer number (242895912).

Almost surely, 2^1663330324 is an apocalyptic number.

It is an amenable number.

1663330324 is a deficient number, since it is larger than the sum of its proper divisors (1251420620).

1663330324 is a wasteful number, since it uses less digits than its factorization.

1663330324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560414 (or 560412 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 31.

The square root of 1663330324 is about 40783.9468909030. The cubic root of 1663330324 is about 1184.8394386836.

Adding to 1663330324 its reverse (4230333661), we get a palindrome (5893663985).

The spelling of 1663330324 in words is "one billion, six hundred sixty-three million, three hundred thirty thousand, three hundred twenty-four".