4005720504 has 48 divisors (see below), whose sum is σ = 10870665000. Its totient is φ = 1332552384.

The previous prime is 4005720469. The next prime is 4005720547. The reversal of 4005720504 is 4050275004.

4005720504 is a `hidden beast` number, since 40 + 0 + 572 + 0 + 50 + 4 = 666.

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 11 ways as a sum of consecutive naturals, for example, 19819 + ... + 91674.

Almost surely, 2^4005720504 is an apocalyptic number.

It is an amenable number.

4005720504 is an abundant number, since it is smaller than the sum of its proper divisors (6864944496).

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

4005720504 is a wasteful number, since it uses less digits than its factorization.

4005720504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112004 (or 111997 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 4005720504 is about 63290.7616007265. The cubic root of 4005720504 is about 1588.1574193548.

Adding to 4005720504 its reverse (4050275004), we get a palindrome (8055995508).

The spelling of 4005720504 in words is "four billion, five million, seven hundred twenty thousand, five hundred four".