2066161059 has 12 divisors (see below), whose sum is σ = 2986326096. Its totient is φ = 1376577072.

The previous prime is 2066161003. The next prime is 2066161103. The reversal of 2066161059 is 9501616602.

2066161059 is a `hidden beast` number, since 20 + 6 + 616 + 10 + 5 + 9 = 666.

It is not a de Polignac number, because 2066161059 - 2⁷ = 2066160931 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2066161159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56647 + ... + 85680.

It is an arithmetic number, because the mean of its divisors is an integer number (248860508).

Almost surely, 2^2066161059 is an apocalyptic number.

2066161059 is a deficient number, since it is larger than the sum of its proper divisors (920165037).

2066161059 is a wasteful number, since it uses less digits than its factorization.

2066161059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143946 (or 143943 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 2066161059 is about 45455.0443735346. The cubic root of 2066161059 is about 1273.6635611275.

The spelling of 2066161059 in words is "two billion, sixty-six million, one hundred sixty-one thousand, fifty-nine".