4528045680 has 40 divisors (see below), whose sum is σ = 14036942352. Its totient is φ = 1207478784.

The previous prime is 4528045637. The next prime is 4528045741. The reversal of 4528045680 is 865408254.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 9433189 + ... + 9433668.

Almost surely, 2^4528045680 is an apocalyptic number.

4528045680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4528045680 is an abundant number, since it is smaller than the sum of its proper divisors (9508896672).

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

4528045680 is a wasteful number, since it uses less digits than its factorization.

4528045680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18866873 (or 18866867 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 42.

The square root of 4528045680 is about 67290.7547884552. The cubic root of 4528045680 is about 1654.3863309588.

The spelling of 4528045680 in words is "four billion, five hundred twenty-eight million, forty-five thousand, six hundred eighty".