3971412331308 has 120 divisors (see below), whose sum is σ = 10706731580160. Its totient is φ = 1283037204960.

The previous prime is 3971412331307. The next prime is 3971412331319. The reversal of 3971412331308 is 8031332141793.

3971412331308 is a `hidden beast` number, since 3 + 9 + 7 + 1 + 4 + 1 + 2 + 331 + 308 = 666.

It is not an unprimeable number, because it can be changed into a prime (3971412331307) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 105816 + ... + 2820287.

It is an arithmetic number, because the mean of its divisors is an integer number (89222763168).

Almost surely, 2^{3971412331308} 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 3971412331308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5353365790080).

3971412331308 is an abundant number, since it is smaller than the sum of its proper divisors (6735319248852).

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

3971412331308 is a wasteful number, since it uses less digits than its factorization.

3971412331308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2926249 (or 2926238 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 3971412331308 in words is "three trillion, nine hundred seventy-one billion, four hundred twelve million, three hundred thirty-one thousand, three hundred eight".