4005444060 has 96 divisors (see below), whose sum is σ = 12470902080. Its totient is φ = 1067302656.

The previous prime is 4005444059. The next prime is 4005444061. The reversal of 4005444060 is 604445004.

It is an interprime number because it is at equal distance from previous prime (4005444059) and next prime (4005444061).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4005444061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1106814 + ... + 1110426.

It is an arithmetic number, because the mean of its divisors is an integer number (129905230).

Almost surely, 2^4005444060 is an apocalyptic number.

It is an amenable number.

4005444060 is an abundant number, since it is smaller than the sum of its proper divisors (8465458020).

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

4005444060 is a wasteful number, since it uses less digits than its factorization.

4005444060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5684 (or 5676 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 4005444060 is about 63288.5776424151. The cubic root of 4005444060 is about 1588.1208843802.

Adding to 4005444060 its reverse (604445004), we get a palindrome (4609889064).

The spelling of 4005444060 in words is "four billion, five million, four hundred forty-four thousand, sixty".