3965043289760 has 192 divisors, whose sum is σ = 10834095347712. Its totient is φ = 1343188694016.

The previous prime is 3965043289759. The next prime is 3965043289811. The reversal of 3965043289760 is 679823405693.

It is a junction number, because it is equal to n+sod(n) for n = 3965043289693 and 3965043289702.

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, 51065687 + ... + 51143273.

It is an arithmetic number, because the mean of its divisors is an integer number (56427579936).

Almost surely, 2^{3965043289760} 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 3965043289760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5417047673856).

3965043289760 is an abundant number, since it is smaller than the sum of its proper divisors (6869052057952).

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

3965043289760 is a wasteful number, since it uses less digits than its factorization.

3965043289760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78155 (or 78147 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 62.

The spelling of 3965043289760 in words is "three trillion, nine hundred sixty-five billion, forty-three million, two hundred eighty-nine thousand, seven hundred sixty".