2066335020 has 72 divisors (see below), whose sum is σ = 6272775600. Its totient is φ = 550592640.

The previous prime is 2066335001. The next prime is 2066335021. The reversal of 2066335020 is 205336602.

2066335020 is a `hidden beast` number, since 2 + 0 + 6 + 633 + 5 + 0 + 20 = 666.

2066335020 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2066335021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 275115 + ... + 282525.

Almost surely, 2^2066335020 is an apocalyptic number.

2066335020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2066335020 is an abundant number, since it is smaller than the sum of its proper divisors (4206440580).

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

2066335020 is a wasteful number, since it uses less digits than its factorization.

2066335020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8975 (or 8970 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 2066335020 is about 45456.9578832548. The cubic root of 2066335020 is about 1273.6993056092.

The spelling of 2066335020 in words is "two billion, sixty-six million, three hundred thirty-five thousand, twenty".