3871204152112 has 160 divisors (see below), whose sum is σ = 8307503285760. Its totient is φ = 1732953600000.

The previous prime is 3871204152077. The next prime is 3871204152143. The reversal of 3871204152112 is 2112514021783.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3149880714 + ... + 3149881942.

It is an arithmetic number, because the mean of its divisors is an integer number (51921895536).

Almost surely, 2^{3871204152112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3871204152112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4153751642880).

3871204152112 is an abundant number, since it is smaller than the sum of its proper divisors (4436299133648).

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

3871204152112 is a wasteful number, since it uses less digits than its factorization.

3871204152112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243 (or 2237 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 37.

Adding to 3871204152112 its reverse (2112514021783), we get a palindrome (5983718173895).

The spelling of 3871204152112 in words is "three trillion, eight hundred seventy-one billion, two hundred four million, one hundred fifty-two thousand, one hundred twelve".