4451445532 has 24 divisors (see below), whose sum is σ = 7852367600. Its totient is φ = 2207938176.

The previous prime is 4451445521. The next prime is 4451445539. The reversal of 4451445532 is 2355441544.

It is a junction number, because it is equal to n+sod(n) for n = 4451445491 and 4451445500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4451445539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 938944 + ... + 943672.

Almost surely, 2^4451445532 is an apocalyptic number.

It is an amenable number.

4451445532 is a deficient number, since it is larger than the sum of its proper divisors (3400922068).

4451445532 is a wasteful number, since it uses less digits than its factorization.

4451445532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6565 (or 6563 counting only the distinct ones).

The product of its digits is 192000, while the sum is 37.

The square root of 4451445532 is about 66719.1541613051. The cubic root of 4451445532 is about 1645.0042383091.

The spelling of 4451445532 in words is "four billion, four hundred fifty-one million, four hundred forty-five thousand, five hundred thirty-two".