4543648450 has 48 divisors (see below), whose sum is σ = 9246283200. Its totient is φ = 1647432000.

The previous prime is 4543648441. The next prime is 4543648453. The reversal of 4543648450 is 548463454.

It is a junction number, because it is equal to n+sod(n) for n = 4543648397 and 4543648406.

It is not an unprimeable number, because it can be changed into a prime (4543648453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 180115 + ... + 203785.

It is an arithmetic number, because the mean of its divisors is an integer number (192630900).

Almost surely, 2^4543648450 is an apocalyptic number.

4543648450 is an abundant number, since it is smaller than the sum of its proper divisors (4702634750).

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

4543648450 is a wasteful number, since it uses less digits than its factorization.

4543648450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24043 (or 24038 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 43.

The square root of 4543648450 is about 67406.5905531499. The cubic root of 4543648450 is about 1656.2843843342.

The spelling of 4543648450 in words is "four billion, five hundred forty-three million, six hundred forty-eight thousand, four hundred fifty".