4155045042 has 16 divisors (see below), whose sum is σ = 8512775712. Its totient is φ = 1351234080.

The previous prime is 4155045017. The next prime is 4155045061. The reversal of 4155045042 is 2405405514.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8444968 + ... + 8445459.

It is an arithmetic number, because the mean of its divisors is an integer number (532048482).

Almost surely, 2^4155045042 is an apocalyptic number.

4155045042 is an abundant number, since it is smaller than the sum of its proper divisors (4357730670).

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

4155045042 is a wasteful number, since it uses less digits than its factorization.

4155045042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16890473.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 4155045042 is about 64459.6388602977. The cubic root of 4155045042 is about 1607.6515072055.

The spelling of 4155045042 in words is "four billion, one hundred fifty-five million, forty-five thousand, forty-two".