2066670100 has 36 divisors (see below), whose sum is σ = 4892374368. Its totient is φ = 751516000.

The previous prime is 2066669989. The next prime is 2066670163. The reversal of 2066670100 is 10766602.

It is a super-2 number, since 2×2066670100² = 8542250604468020000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 938296 + ... + 940495.

It is an arithmetic number, because the mean of its divisors is an integer number (135899288).

Almost surely, 2^2066670100 is an apocalyptic number.

2066670100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2066670100 is an abundant number, since it is smaller than the sum of its proper divisors (2825704268).

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

2066670100 is a wasteful number, since it uses less digits than its factorization.

2066670100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878816 (or 1878809 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 2066670100 is about 45460.6434182360. The cubic root of 2066670100 is about 1273.7681502208.

The spelling of 2066670100 in words is "two billion, sixty-six million, six hundred seventy thousand, one hundred".