2006128042 has 16 divisors (see below), whose sum is σ = 3039839712. Its totient is φ = 992898000.

The previous prime is 2006128037. The next prime is 2006128051. The reversal of 2006128042 is 2408216002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2006127998 and 2006128016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69568 + ... + 94084.

It is an arithmetic number, because the mean of its divisors is an integer number (189989982).

Almost surely, 2^2006128042 is an apocalyptic number.

2006128042 is a deficient number, since it is larger than the sum of its proper divisors (1033711670).

2006128042 is a wasteful number, since it uses less digits than its factorization.

2006128042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24933.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 2006128042 is about 44789.8207408782. The cubic root of 2006128042 is about 1261.2065460435.

The spelling of 2006128042 in words is "two billion, six million, one hundred twenty-eight thousand, forty-two".