4536272448 has 84 divisors (see below), whose sum is σ = 13025894700. Its totient is φ = 1509359616.

The previous prime is 4536272437. The next prime is 4536272449. The reversal of 4536272448 is 8442726354.

It is a happy number.

4536272448 is a `hidden beast` number, since 4 + 536 + 2 + 72 + 4 + 48 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2818335744 + 1717936704 = 53088^2 + 41448^2 .

It is not an unprimeable number, because it can be changed into a prime (4536272449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 325528 + ... + 339176.

It is an arithmetic number, because the mean of its divisors is an integer number (155070175).

Almost surely, 2^4536272448 is an apocalyptic number.

4536272448 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4536272448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6512947350).

4536272448 is an abundant number, since it is smaller than the sum of its proper divisors (8489622252).

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

4536272448 is a wasteful number, since it uses less digits than its factorization.

4536272448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14244 (or 14231 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 45.

The square root of 4536272448 is about 67351.8555646390. The cubic root of 4536272448 is about 1655.3876472892.

The spelling of 4536272448 in words is "four billion, five hundred thirty-six million, two hundred seventy-two thousand, four hundred forty-eight".