3942158799939 has 16 divisors (see below), whose sum is σ = 5517585464832. Its totient is φ = 2498787450368.

The previous prime is 3942158799913. The next prime is 3942158799941. The reversal of 3942158799939 is 9399978512493.

It is not a de Polignac number, because 3942158799939 - 2⁵ = 3942158799907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3942158799739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171044574 + ... + 171067619.

It is an arithmetic number, because the mean of its divisors is an integer number (344849091552).

Almost surely, 2^{3942158799939} is an apocalyptic number.

3942158799939 is a deficient number, since it is larger than the sum of its proper divisors (1575426664893).

3942158799939 is a wasteful number, since it uses less digits than its factorization.

3942158799939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342112386.

The product of its digits is 1190427840, while the sum is 78.

The spelling of 3942158799939 in words is "three trillion, nine hundred forty-two billion, one hundred fifty-eight million, seven hundred ninety-nine thousand, nine hundred thirty-nine".