166441332650200 has 24 divisors (see below), whose sum is σ = 386976098412180. Its totient is φ = 66576533060000.

The previous prime is 166441332650191. The next prime is 166441332650213. The reversal of 166441332650200 is 2056233144661.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 416103331426 + ... + 416103331825.

Almost surely, 2^{166441332650200} is an apocalyptic number.

166441332650200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166441332650200 is an abundant number, since it is smaller than the sum of its proper divisors (220534765761980).

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

166441332650200 is a wasteful number, since it uses less digits than its factorization.

166441332650200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832206663267 (or 832206663258 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 43.

Adding to 166441332650200 its reverse (2056233144661), we get a palindrome (168497565794861).

The spelling of 166441332650200 in words is "one hundred sixty-six trillion, four hundred forty-one billion, three hundred thirty-two million, six hundred fifty thousand, two hundred".