2055281341321 has 8 divisors (see below), whose sum is σ = 2213417835720. Its totient is φ = 1897150265472.

The previous prime is 2055281341307. The next prime is 2055281341367. The reversal of 2055281341321 is 1231431825502.

It can be written as a sum of positive squares in 4 ways, for example, as 444828972025 + 1610452369296 = 666955^2 + 1269036^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2055281341321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2055281341301) 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, 549100 + ... + 2100493.

It is an arithmetic number, because the mean of its divisors is an integer number (276677229465).

Almost surely, 2^{2055281341321} is an apocalyptic number.

It is an amenable number.

2055281341321 is a deficient number, since it is larger than the sum of its proper divisors (158136494399).

2055281341321 is a wasteful number, since it uses less digits than its factorization.

2055281341321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2709275.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 2055281341321 in words is "two trillion, fifty-five billion, two hundred eighty-one million, three hundred forty-one thousand, three hundred twenty-one".