6443322532 has 6 divisors (see below), whose sum is σ = 11275814438. Its totient is φ = 3221661264.

The previous prime is 6443322517. The next prime is 6443322539. The reversal of 6443322532 is 2352233446.

It can be written as a sum of positive squares in only one way, i.e., 4210192996 + 2233129536 = 64886^2 + 47256^2 .

It is not an unprimeable number, because it can be changed into a prime (6443322539) 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 as a sum of consecutive naturals, namely, 805415313 + ... + 805415320.

Almost surely, 2^6443322532 is an apocalyptic number.

It is an amenable number.

6443322532 is a deficient number, since it is larger than the sum of its proper divisors (4832491906).

6443322532 is a wasteful number, since it uses less digits than its factorization.

6443322532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610830637 (or 1610830635 counting only the distinct ones).

The product of its digits is 103680, while the sum is 34.

The square root of 6443322532 is about 80270.3091560011. The cubic root of 6443322532 is about 1860.8153949868.

Adding to 6443322532 its reverse (2352233446), we get a palindrome (8795555978).

The spelling of 6443322532 in words is "six billion, four hundred forty-three million, three hundred twenty-two thousand, five hundred thirty-two".