218035841940216 has 96 divisors (see below), whose sum is σ = 636065289400320. Its totient is φ = 67276136347200.

The previous prime is 218035841940197. The next prime is 218035841940289. The reversal of 218035841940216 is 612049148530812.

218035841940216 is a `hidden beast` number, since 2 + 1 + 8 + 0 + 3 + 5 + 8 + 419 + 4 + 0 + 216 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2123564080 + ... + 2123666751.

It is an arithmetic number, because the mean of its divisors is an integer number (6625680097920).

Almost surely, 2^{218035841940216} is an apocalyptic number.

It is an amenable number.

218035841940216 is an abundant number, since it is smaller than the sum of its proper divisors (418029447460104).

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

218035841940216 is a wasteful number, since it uses less digits than its factorization.

218035841940216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4247230897 (or 4247230890 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The spelling of 218035841940216 in words is "two hundred eighteen trillion, thirty-five billion, eight hundred forty-one million, nine hundred forty thousand, two hundred sixteen".