3941936161971 has 8 divisors (see below), whose sum is σ = 5565086346384. Its totient is φ = 2473371709440.

The previous prime is 3941936161967. The next prime is 3941936162063. The reversal of 3941936161971 is 1791616391493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3941936161971 - 2² = 3941936161967 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3941936161921) 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 7 ways as a sum of consecutive naturals, for example, 38646432910 + ... + 38646433011.

It is an arithmetic number, because the mean of its divisors is an integer number (695635793298).

Almost surely, 2^{3941936161971} is an apocalyptic number.

3941936161971 is a deficient number, since it is larger than the sum of its proper divisors (1623150184413).

3941936161971 is a wasteful number, since it uses less digits than its factorization.

3941936161971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77292865941.

The product of its digits is 6613488, while the sum is 60.

The spelling of 3941936161971 in words is "three trillion, nine hundred forty-one billion, nine hundred thirty-six million, one hundred sixty-one thousand, nine hundred seventy-one".