4509551600 has 30 divisors (see below), whose sum is σ = 10834198680. Its totient is φ = 1803820480.

The previous prime is 4509551593. The next prime is 4509551611. The reversal of 4509551600 is 61559054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5636540 + ... + 5637339.

It is an arithmetic number, because the mean of its divisors is an integer number (361139956).

Almost surely, 2^4509551600 is an apocalyptic number.

4509551600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4509551600 is an abundant number, since it is smaller than the sum of its proper divisors (6324647080).

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

4509551600 is a wasteful number, since it uses less digits than its factorization.

4509551600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11273897 (or 11273886 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 4509551600 is about 67153.1950096196. The cubic root of 4509551600 is about 1652.1308985268.

The spelling of 4509551600 in words is "four billion, five hundred nine million, five hundred fifty-one thousand, six hundred".