4032005155 has 16 divisors (see below), whose sum is σ = 4915392768. Its totient is φ = 3174444000.

The previous prime is 4032005147. The next prime is 4032005167. The reversal of 4032005155 is 5515002304.

It is not a de Polignac number, because 4032005155 - 2³ = 4032005147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192760 + ... + 212650.

It is an arithmetic number, because the mean of its divisors is an integer number (307212048).

Almost surely, 2^4032005155 is an apocalyptic number.

4032005155 is a deficient number, since it is larger than the sum of its proper divisors (883387613).

4032005155 is a wasteful number, since it uses less digits than its factorization.

4032005155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20538.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 4032005155 is about 63498.0720573467. The cubic root of 4032005155 is about 1591.6235614665.

Adding to 4032005155 its reverse (5515002304), we get a palindrome (9547007459).

The spelling of 4032005155 in words is "four billion, thirty-two million, five thousand, one hundred fifty-five".