2056565040201 has 128 divisors (see below), whose sum is σ = 3715194470400. Its totient is φ = 1099505836800.

The previous prime is 2056565040181. The next prime is 2056565040203. The reversal of 2056565040201 is 1020405656502.

2056565040201 is a `hidden beast` number, since 2 + 0 + 56 + 565 + 0 + 40 + 2 + 0 + 1 = 666.

It is not a de Polignac number, because 2056565040201 - 2¹⁸ = 2056564778057 is a prime.

It is a super-2 number, since 2×2056565040201² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2056565040203) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 25978786 + ... + 26057828.

It is an arithmetic number, because the mean of its divisors is an integer number (29024956800).

Almost surely, 2^{2056565040201} is an apocalyptic number.

2056565040201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2056565040201 is a deficient number, since it is larger than the sum of its proper divisors (1658629430199).

2056565040201 is a wasteful number, since it uses less digits than its factorization.

2056565040201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79236 (or 79230 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 2056565040201 in words is "two trillion, fifty-six billion, five hundred sixty-five million, forty thousand, two hundred one".