4045521032 has 64 divisors (see below), whose sum is σ = 8738029440. Its totient is φ = 1720051200.

The previous prime is 4045521001. The next prime is 4045521041. The reversal of 4045521032 is 2301255404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4045520992 and 4045521010.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4987907 + ... + 4988717.

It is an arithmetic number, because the mean of its divisors is an integer number (136531710).

Almost surely, 2^4045521032 is an apocalyptic number.

It is an amenable number.

4045521032 is an abundant number, since it is smaller than the sum of its proper divisors (4692508408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4045521032 is a wasteful number, since it uses less digits than its factorization.

4045521032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422 (or 1418 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 4045521032 is about 63604.4104760039. The cubic root of 4045521032 is about 1593.4000303929.

Adding to 4045521032 its reverse (2301255404), we get a palindrome (6346776436).

The spelling of 4045521032 in words is "four billion, forty-five million, five hundred twenty-one thousand, thirty-two".