223161266166 has 16 divisors (see below), whose sum is σ = 451972185600. Its totient is φ = 73445479848.

The previous prime is 223161266149. The next prime is 223161266171. The reversal of 223161266166 is 661662161322.

It is a super-3 number, since 3×223161266166³ (a number of 35 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235401706 + ... + 235402653.

It is an arithmetic number, because the mean of its divisors is an integer number (28248261600).

Almost surely, 2^223161266166 is an apocalyptic number.

223161266166 is an abundant number, since it is smaller than the sum of its proper divisors (228810919434).

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

223161266166 is a wasteful number, since it uses less digits than its factorization.

223161266166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470804443.

The product of its digits is 186624, while the sum is 42.

The spelling of 223161266166 in words is "two hundred twenty-three billion, one hundred sixty-one million, two hundred sixty-six thousand, one hundred sixty-six".