2066563461 has 16 divisors (see below), whose sum is σ = 2854483200. Its totient is φ = 1328311488.

The previous prime is 2066563453. The next prime is 2066563483. The reversal of 2066563461 is 1643656602.

It is not a de Polignac number, because 2066563461 - 2³ = 2066563453 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066563361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46035 + ... + 79071.

It is an arithmetic number, because the mean of its divisors is an integer number (178405200).

Almost surely, 2^2066563461 is an apocalyptic number.

It is an amenable number.

2066563461 is a deficient number, since it is larger than the sum of its proper divisors (787919739).

2066563461 is a wasteful number, since it uses less digits than its factorization.

2066563461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33788.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 2066563461 is about 45459.4705314525. The cubic root of 2066563461 is about 1273.7462412737.

The spelling of 2066563461 in words is "two billion, sixty-six million, five hundred sixty-three thousand, four hundred sixty-one".