2056006805636 has 36 divisors (see below), whose sum is σ = 4187543292828. Its totient is φ = 880703486208.

The previous prime is 2056006805603. The next prime is 2056006805683. The reversal of 2056006805636 is 6365086006502.

It can be written as a sum of positive squares in 2 ways, for example, as 1691560360000 + 364446445636 = 1300600^2 + 603694^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2241041 + ... + 3022296.

It is an arithmetic number, because the mean of its divisors is an integer number (116320647023).

Almost surely, 2^{2056006805636} is an apocalyptic number.

It is an amenable number.

2056006805636 is an abundant number, since it is smaller than the sum of its proper divisors (2131536487192).

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

2056006805636 is a wasteful number, since it uses less digits than its factorization.

2056006805636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265348 (or 5265339 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 2056006805636 in words is "two trillion, fifty-six billion, six million, eight hundred five thousand, six hundred thirty-six".