3988816042 has 16 divisors (see below), whose sum is σ = 6023989440. Its totient is φ = 1980839488.

The previous prime is 3988816037. The next prime is 3988816057. The reversal of 3988816042 is 2406188893.

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 7 ways as a sum of consecutive naturals, for example, 472434 + ... + 480802.

It is an arithmetic number, because the mean of its divisors is an integer number (376499340).

Almost surely, 2^3988816042 is an apocalyptic number.

3988816042 is a deficient number, since it is larger than the sum of its proper divisors (2035173398).

3988816042 is a wasteful number, since it uses less digits than its factorization.

3988816042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9965.

The product of its (nonzero) digits is 663552, while the sum is 49.

The square root of 3988816042 is about 63157.0743622597. The cubic root of 3988816042 is about 1585.9202187536.

The spelling of 3988816042 in words is "three billion, nine hundred eighty-eight million, eight hundred sixteen thousand, forty-two".