3956806460080 has 20 divisors (see below), whose sum is σ = 9199575019872. Its totient is φ = 1582722584000.

The previous prime is 3956806460041. The next prime is 3956806460161. The reversal of 3956806460080 is 800646086593.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24730040296 + ... + 24730040455.

Almost surely, 2^{3956806460080} is an apocalyptic number.

It is an amenable number.

3956806460080 is an abundant number, since it is smaller than the sum of its proper divisors (5242768559792).

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

3956806460080 is a wasteful number, since it uses less digits than its factorization.

3956806460080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49460080764 (or 49460080758 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 3956806460080 in words is "three trillion, nine hundred fifty-six billion, eight hundred six million, four hundred sixty thousand, eighty".