220163156 has 12 divisors (see below), whose sum is σ = 385591668. Its totient is φ = 109994112.

The previous prime is 220163137. The next prime is 220163159. The reversal of 220163156 is 651361022.

It can be written as a sum of positive squares in 2 ways, for example, as 219928900 + 234256 = 14830^2 + 484^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220163159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16031 + ... + 26406.

It is an arithmetic number, because the mean of its divisors is an integer number (32132639).

Almost surely, 2^220163156 is an apocalyptic number.

It is an amenable number.

220163156 is a deficient number, since it is larger than the sum of its proper divisors (165428512).

220163156 is a wasteful number, since it uses less digits than its factorization.

220163156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43738 (or 43736 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 220163156 is about 14837.8959424846. The cubic root of 220163156 is about 603.8302704236.

The spelling of 220163156 in words is "two hundred twenty million, one hundred sixty-three thousand, one hundred fifty-six".