20166466200 has 48 divisors (see below), whose sum is σ = 62516047080. Its totient is φ = 5377724160.

The previous prime is 20166466169. The next prime is 20166466207. The reversal of 20166466200 is 266466102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20166466207) 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, 16804789 + ... + 16805988.

Almost surely, 2^20166466200 is an apocalyptic number.

20166466200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20166466200 is an abundant number, since it is smaller than the sum of its proper divisors (42349580880).

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

20166466200 is a wasteful number, since it uses less digits than its factorization.

20166466200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33610796 (or 33610787 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 20166466200 in words is "twenty billion, one hundred sixty-six million, four hundred sixty-six thousand, two hundred".