3112551755856 has 120 divisors (see below), whose sum is σ = 8750454935040. Its totient is φ = 1032799880448.

The previous prime is 3112551755837. The next prime is 3112551755867. The reversal of 3112551755856 is 6585571552113.

3112551755856 is a `hidden beast` number, since 3 + 1 + 1 + 2 + 5 + 51 + 7 + 5 + 585 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104024610 + ... + 104054526.

It is an arithmetic number, because the mean of its divisors is an integer number (72920457792).

Almost surely, 2^{3112551755856} is an apocalyptic number.

3112551755856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3112551755856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4375227467520).

3112551755856 is an abundant number, since it is smaller than the sum of its proper divisors (5637903179184).

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

3112551755856 is a wasteful number, since it uses less digits than its factorization.

3112551755856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33193 (or 33184 counting only the distinct ones).

The product of its digits is 6300000, while the sum is 54.

The spelling of 3112551755856 in words is "three trillion, one hundred twelve billion, five hundred fifty-one million, seven hundred fifty-five thousand, eight hundred fifty-six".