4491133580 has 12 divisors (see below), whose sum is σ = 9431380560. Its totient is φ = 1796453424.

The previous prime is 4491133553. The next prime is 4491133583. The reversal of 4491133580 is 853311944.

It is not an unprimeable number, because it can be changed into a prime (4491133583) 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 3 ways as a sum of consecutive naturals, for example, 112278320 + ... + 112278359.

It is an arithmetic number, because the mean of its divisors is an integer number (785948380).

Almost surely, 2^4491133580 is an apocalyptic number.

It is an amenable number.

4491133580 is an abundant number, since it is smaller than the sum of its proper divisors (4940246980).

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

4491133580 is a wasteful number, since it uses less digits than its factorization.

4491133580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224556688 (or 224556686 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 4491133580 is about 67015.9203473324. The cubic root of 4491133580 is about 1649.8786050878.

The spelling of 4491133580 in words is "four billion, four hundred ninety-one million, one hundred thirty-three thousand, five hundred eighty".