4146128128 has 36 divisors (see below), whose sum is σ = 8290699060. Its totient is φ = 2069397504.

The previous prime is 4146128117. The next prime is 4146128137. The reversal of 4146128128 is 8218216414.

It can be written as a sum of positive squares in 2 ways, for example, as 2649366784 + 1496761344 = 51472^2 + 38688^2 .

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 133678 + ... + 161746.

Almost surely, 2^4146128128 is an apocalyptic number.

It is an amenable number.

4146128128 is a deficient number, since it is larger than the sum of its proper divisors (4144570932).

4146128128 is an equidigital number, since it uses as much as digits as its factorization.

4146128128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28662 (or 28648 counting only the distinct ones).

The product of its digits is 24576, while the sum is 37.

The square root of 4146128128 is about 64390.4350660873. The cubic root of 4146128128 is about 1606.5006526775.

It can be divided in two parts, 414612 and 8128, that added together give a triangular number (422740 = T₉₁₉).

The spelling of 4146128128 in words is "four billion, one hundred forty-six million, one hundred twenty-eight thousand, one hundred twenty-eight".