4080528385 has 8 divisors (see below), whose sum is σ = 4898264616. Its totient is φ = 3263335680.

The previous prime is 4080528359. The next prime is 4080528427. The reversal of 4080528385 is 5838250804.

It can be written as a sum of positive squares in 4 ways, for example, as 699919936 + 3380608449 = 26456^2 + 58143^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4080528385 - 2⁹ = 4080527873 is a prime.

It is a Duffinian 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, 119176 + ... + 149545.

It is an arithmetic number, because the mean of its divisors is an integer number (612283077).

Almost surely, 2^4080528385 is an apocalyptic number.

It is an amenable number.

4080528385 is a deficient number, since it is larger than the sum of its proper divisors (817736231).

4080528385 is a wasteful number, since it uses less digits than its factorization.

4080528385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271763.

The product of its (nonzero) digits is 307200, while the sum is 43.

The square root of 4080528385 is about 63879.0136508071. The cubic root of 4080528385 is about 1597.9829249957.

The spelling of 4080528385 in words is "four billion, eighty million, five hundred twenty-eight thousand, three hundred eighty-five".