3871780070771 has 8 divisors (see below), whose sum is σ = 3917204891424. Its totient is φ = 3826615564800.

The previous prime is 3871780070761. The next prime is 3871780070791. The reversal of 3871780070771 is 1770700871783.

3871780070771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3871780070771 - 2²² = 3871775876467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3871780070761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65048750 + ... + 65108243.

It is an arithmetic number, because the mean of its divisors is an integer number (489650611428).

Almost surely, 2^{3871780070771} is an apocalyptic number.

3871780070771 is a deficient number, since it is larger than the sum of its proper divisors (45424820653).

3871780070771 is a wasteful number, since it uses less digits than its factorization.

3871780070771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130157341.

The product of its (nonzero) digits is 3226944, while the sum is 56.

The spelling of 3871780070771 in words is "three trillion, eight hundred seventy-one billion, seven hundred eighty million, seventy thousand, seven hundred seventy-one".