4005530012 has 12 divisors (see below), whose sum is σ = 7646921016. Its totient is φ = 1820695440.

The previous prime is 4005529981. The next prime is 4005530027. The reversal of 4005530012 is 2100355004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45517343 + ... + 45517430.

It is an arithmetic number, because the mean of its divisors is an integer number (637243418).

Almost surely, 2^4005530012 is an apocalyptic number.

It is an amenable number.

4005530012 is a deficient number, since it is larger than the sum of its proper divisors (3641391004).

4005530012 is a wasteful number, since it uses less digits than its factorization.

4005530012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91034788 (or 91034786 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 4005530012 is about 63289.2566870555. The cubic root of 4005530012 is about 1588.1322440188.

Adding to 4005530012 its reverse (2100355004), we get a palindrome (6105885016).

The spelling of 4005530012 in words is "four billion, five million, five hundred thirty thousand, twelve".