200142032166 has 72 divisors (see below), whose sum is σ = 464823338304. Its totient is φ = 64561814640.

The previous prime is 200142032119. The next prime is 200142032177. The reversal of 200142032166 is 661230241002.

200142032166 is a `hidden beast` number, since 20 + 0 + 1 + 420 + 3 + 216 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 160776 + ... + 652788.

Almost surely, 2^200142032166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200142032166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232411669152).

200142032166 is an abundant number, since it is smaller than the sum of its proper divisors (264681306138).

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

200142032166 is an frugal number, since it uses more digits than its factorization.

200142032166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492070 (or 492049 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 200142032166 its reverse (661230241002), we get a palindrome (861372273168).

The spelling of 200142032166 in words is "two hundred billion, one hundred forty-two million, thirty-two thousand, one hundred sixty-six".