216830243260 has 48 divisors (see below), whose sum is σ = 471114423360. Its totient is φ = 83728995840.

The previous prime is 216830243237. The next prime is 216830243269. The reversal of 216830243260 is 62342038612.

216830243260 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216830243269) 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, 4574080 + ... + 4621240.

It is an arithmetic number, because the mean of its divisors is an integer number (9814883820).

Almost surely, 2^216830243260 is an apocalyptic number.

216830243260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216830243260 is an abundant number, since it is smaller than the sum of its proper divisors (254284180100).

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

216830243260 is a wasteful number, since it uses less digits than its factorization.

216830243260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55126 (or 55124 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 216830243260 in words is "two hundred sixteen billion, eight hundred thirty million, two hundred forty-three thousand, two hundred sixty".