4544540232 has 128 divisors (see below), whose sum is σ = 13071974400. Its totient is φ = 1307059200.

The previous prime is 4544540197. The next prime is 4544540233. The reversal of 4544540232 is 2320454454.

It is a super-2 number, since 2×4544540232² = 41305691840533227648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4544540193 and 4544540202.

It is not an unprimeable number, because it can be changed into a prime (4544540233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 230857 + ... + 249767.

It is an arithmetic number, because the mean of its divisors is an integer number (102124800).

Almost surely, 2^4544540232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4544540232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6535987200).

4544540232 is an abundant number, since it is smaller than the sum of its proper divisors (8527434168).

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

4544540232 is a wasteful number, since it uses less digits than its factorization.

4544540232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18987 (or 18983 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 33.

The square root of 4544540232 is about 67413.2051752474. The cubic root of 4544540232 is about 1656.3927369055.

Adding to 4544540232 its reverse (2320454454), we get a palindrome (6864994686).

The spelling of 4544540232 in words is "four billion, five hundred forty-four million, five hundred forty thousand, two hundred thirty-two".