2066161056 has 24 divisors (see below), whose sum is σ = 5423673024. Its totient is φ = 688720320.

The previous prime is 2066161003. The next prime is 2066161103. The reversal of 2066161056 is 6501616602.

2066161056 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10761160 + ... + 10761351.

It is an arithmetic number, because the mean of its divisors is an integer number (225986376).

Almost surely, 2^2066161056 is an apocalyptic number.

It is an amenable number.

2066161056 is an abundant number, since it is smaller than the sum of its proper divisors (3357511968).

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

2066161056 is a wasteful number, since it uses less digits than its factorization.

2066161056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21522524 (or 21522516 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 2066161056 is about 45455.0443405350. The cubic root of 2066161056 is about 1273.6635605110.

Adding to 2066161056 its reverse (6501616602), we get a palindrome (8567777658).

The spelling of 2066161056 in words is "two billion, sixty-six million, one hundred sixty-one thousand, fifty-six".