3175378985856 has 768 divisors, whose sum is σ = 11373925409280. Its totient is φ = 765526671360.

The previous prime is 3175378985851. The next prime is 3175378985881. The reversal of 3175378985856 is 6585898735713.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3175378985851) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 403628835 + ... + 403636701.

It is an arithmetic number, because the mean of its divisors is an integer number (14809798710).

Almost surely, 2^{3175378985856} 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 3175378985856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5686962704640).

3175378985856 is an abundant number, since it is smaller than the sum of its proper divisors (8198546423424).

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

3175378985856 is a wasteful number, since it uses less digits than its factorization.

3175378985856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8003 (or 7980 counting only the distinct ones).

The product of its digits is 1524096000, while the sum is 75.

The spelling of 3175378985856 in words is "three trillion, one hundred seventy-five billion, three hundred seventy-eight million, nine hundred eighty-five thousand, eight hundred fifty-six".