4005170655 has 16 divisors (see below), whose sum is σ = 6471723744. Its totient is φ = 2114940800.

The previous prime is 4005170647. The next prime is 4005170681. The reversal of 4005170655 is 5560715004.

It is not a de Polignac number, because 4005170655 - 2³ = 4005170647 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320324 + ... + 1323353.

It is an arithmetic number, because the mean of its divisors is an integer number (404482734).

Almost surely, 2^4005170655 is an apocalyptic number.

4005170655 is a deficient number, since it is larger than the sum of its proper divisors (2466553089).

4005170655 is a wasteful number, since it uses less digits than its factorization.

4005170655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2643786.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 4005170655 is about 63286.4176186328. The cubic root of 4005170655 is about 1588.0847493880.

Adding to 4005170655 its reverse (5560715004), we get a palindrome (9565885659).

The spelling of 4005170655 in words is "four billion, five million, one hundred seventy thousand, six hundred fifty-five".