4080528399 has 4 divisors (see below), whose sum is σ = 5440704536. Its totient is φ = 2720352264.

The previous prime is 4080528359. The next prime is 4080528427. The reversal of 4080528399 is 9938250804.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4080528399 - 2⁷ = 4080528271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4080528359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680088064 + ... + 680088069.

It is an arithmetic number, because the mean of its divisors is an integer number (1360176134).

Almost surely, 2^4080528399 is an apocalyptic number.

4080528399 is a deficient number, since it is larger than the sum of its proper divisors (1360176137).

4080528399 is a wasteful number, since it uses less digits than its factorization.

4080528399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360176136.

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 4080528399 is about 63879.0137603893. The cubic root of 4080528399 is about 1597.9829268232.

The spelling of 4080528399 in words is "four billion, eighty million, five hundred twenty-eight thousand, three hundred ninety-nine".