4511728380 has 48 divisors (see below), whose sum is σ = 12636124704. Its totient is φ = 1202814720.

The previous prime is 4511728367. The next prime is 4511728399. The reversal of 4511728380 is 838271154.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308514 + ... + 322806.

It is an arithmetic number, because the mean of its divisors is an integer number (263252598).

Almost surely, 2^4511728380 is an apocalyptic number.

It is an amenable number.

4511728380 is an abundant number, since it is smaller than the sum of its proper divisors (8124396324).

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

4511728380 is a wasteful number, since it uses less digits than its factorization.

4511728380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19566 (or 19564 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 4511728380 is about 67169.4006226049. The cubic root of 4511728380 is about 1652.3966860018.

The spelling of 4511728380 in words is "four billion, five hundred eleven million, seven hundred twenty-eight thousand, three hundred eighty".