163040166116220 has 48 divisors (see below), whose sum is σ = 457211565488160. Its totient is φ = 43410796644096.

The previous prime is 163040166116213. The next prime is 163040166116249. The reversal of 163040166116220 is 22611661040361.

It is a super-2 number, since 2×163040166116220² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2080616335 + ... + 2080694694.

It is an arithmetic number, because the mean of its divisors is an integer number (9525240947670).

Almost surely, 2^{163040166116220} is an apocalyptic number.

163040166116220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163040166116220 is an abundant number, since it is smaller than the sum of its proper divisors (294171399371940).

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

163040166116220 is a wasteful number, since it uses less digits than its factorization.

163040166116220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4161311694 (or 4161311692 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The spelling of 163040166116220 in words is "one hundred sixty-three trillion, forty billion, one hundred sixty-six million, one hundred sixteen thousand, two hundred twenty".