216080171060 has 48 divisors (see below), whose sum is σ = 495967293696. Its totient is φ = 78592643712.

The previous prime is 216080171029. The next prime is 216080171063. The reversal of 216080171060 is 60171080612.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216080171063) 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, 6184652 + ... + 6219491.

It is an arithmetic number, because the mean of its divisors is an integer number (10332651952).

Almost surely, 2^216080171060 is an apocalyptic number.

216080171060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216080171060 is an abundant number, since it is smaller than the sum of its proper divisors (279887122636).

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

216080171060 is a wasteful number, since it uses less digits than its factorization.

216080171060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12404232 (or 12404230 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 32.

The spelling of 216080171060 in words is "two hundred sixteen billion, eighty million, one hundred seventy-one thousand, sixty".