3085305780856 has 48 divisors (see below), whose sum is σ = 6397455276000. Its totient is φ = 1393689652992.

The previous prime is 3085305780803. The next prime is 3085305780857. The reversal of 3085305780856 is 6580875035803.

3085305780856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3085305780856³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 3085305780856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3085305780857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24213381 + ... + 24340468.

It is an arithmetic number, because the mean of its divisors is an integer number (133280318250).

Almost surely, 2^{3085305780856} is an apocalyptic number.

It is an amenable number.

3085305780856 is an abundant number, since it is smaller than the sum of its proper divisors (3312149495144).

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

3085305780856 is a wasteful number, since it uses less digits than its factorization.

3085305780856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48553928 (or 48553911 counting only the distinct ones).

The product of its (nonzero) digits is 24192000, while the sum is 58.

The spelling of 3085305780856 in words is "three trillion, eighty-five billion, three hundred five million, seven hundred eighty thousand, eight hundred fifty-six".