4004052505 has 16 divisors (see below), whose sum is σ = 4888669248. Its totient is φ = 3147480000.

The previous prime is 4004052499. The next prime is 4004052539. The reversal of 4004052505 is 5052504004.

4004052505 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4004052505 - 2²⁷ = 3869834777 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4004052505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314310 + ... + 326800.

It is an arithmetic number, because the mean of its divisors is an integer number (305541828).

Almost surely, 2^4004052505 is an apocalyptic number.

It is an amenable number.

4004052505 is a deficient number, since it is larger than the sum of its proper divisors (884616743).

4004052505 is a wasteful number, since it uses less digits than its factorization.

4004052505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13608.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 4004052505 is about 63277.5829579481. The cubic root of 4004052505 is about 1587.9369502564.

Adding to 4004052505 its reverse (5052504004), we get a palindrome (9056556509).

The spelling of 4004052505 in words is "four billion, four million, fifty-two thousand, five hundred five".