2020380881256 has 32 divisors (see below), whose sum is σ = 5612169115200. Its totient is φ = 673460293680.

The previous prime is 2020380881149. The next prime is 2020380881257. The reversal of 2020380881256 is 6521880830202.

2020380881256 is a `hidden beast` number, since 202 + 0 + 380 + 8 + 8 + 12 + 56 = 666.

It is not an unprimeable number, because it can be changed into a prime (2020380881257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4676807380 + ... + 4676807811.

It is an arithmetic number, because the mean of its divisors is an integer number (175380284850).

Almost surely, 2^{2020380881256} is an apocalyptic number.

It is an amenable number.

2020380881256 is an abundant number, since it is smaller than the sum of its proper divisors (3591788233944).

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

2020380881256 is a wasteful number, since it uses less digits than its factorization.

2020380881256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9353615206 (or 9353615196 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 2020380881256 in words is "two trillion, twenty billion, three hundred eighty million, eight hundred eighty-one thousand, two hundred fifty-six".