4499494272 has 640 divisors, whose sum is σ = 17417030400. Its totient is φ = 1119744000.

The previous prime is 4499494249. The next prime is 4499494273. The reversal of 4499494272 is 2724949944.

4499494272 is a `hidden beast` number, since 4 + 499 + 49 + 42 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4499494273) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 17926147 + ... + 17926397.

It is an arithmetic number, because the mean of its divisors is an integer number (27214110).

Almost surely, 2^4499494272 is an apocalyptic number.

4499494272 is a gapful number since it is divisible by the number (42) 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 4499494272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8708515200).

4499494272 is an abundant number, since it is smaller than the sum of its proper divisors (12917536128).

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

4499494272 is a wasteful number, since it uses less digits than its factorization.

4499494272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 295 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 4499494272 is about 67078.2697451268. The cubic root of 4499494272 is about 1650.9017748316.

The spelling of 4499494272 in words is "four billion, four hundred ninety-nine million, four hundred ninety-four thousand, two hundred seventy-two".