163446652352166 has 32 divisors (see below), whose sum is σ = 327906522590976. Its totient is φ = 54313373532000.

The previous prime is 163446652352161. The next prime is 163446652352201. The reversal of 163446652352166 is 661253256644361.

It is a super-3 number, since 3×163446652352166³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163446652352161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22252951 + ... + 28672061.

It is an arithmetic number, because the mean of its divisors is an integer number (10247078830968).

Almost surely, 2^{163446652352166} is an apocalyptic number.

163446652352166 is an abundant number, since it is smaller than the sum of its proper divisors (164459870238810).

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

163446652352166 is a wasteful number, since it uses less digits than its factorization.

163446652352166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6432268.

The product of its digits is 111974400, while the sum is 60.

The spelling of 163446652352166 in words is "one hundred sixty-three trillion, four hundred forty-six billion, six hundred fifty-two million, three hundred fifty-two thousand, one hundred sixty-six".