216057568707048 has 64 divisors (see below), whose sum is σ = 540472345323840. Its totient is φ = 71975408638464.

The previous prime is 216057568706989. The next prime is 216057568707061. The reversal of 216057568707048 is 840707865750612.

It is a self number, because there is not a number n which added to its sum of digits gives 216057568707048.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 396314140 + ... + 396858932.

It is an arithmetic number, because the mean of its divisors is an integer number (8444880395685).

Almost surely, 2^{216057568707048} is an apocalyptic number.

It is an amenable number.

216057568707048 is an abundant number, since it is smaller than the sum of its proper divisors (324414776616792).

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

216057568707048 is a wasteful number, since it uses less digits than its factorization.

216057568707048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554818 (or 554814 counting only the distinct ones).

The product of its (nonzero) digits is 158054400, while the sum is 66.

The spelling of 216057568707048 in words is "two hundred sixteen trillion, fifty-seven billion, five hundred sixty-eight million, seven hundred seven thousand, forty-eight".