216235564445024 has 24 divisors (see below), whose sum is σ = 429928755304608. Its totient is φ = 107047309129600.

The previous prime is 216235564444987. The next prime is 216235564445027. The reversal of 216235564445024 is 420544465532612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216235564445027) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 33452280872 + ... + 33452287335.

It is an arithmetic number, because the mean of its divisors is an integer number (17913698137692).

Almost surely, 2^{216235564445024} is an apocalyptic number.

It is an amenable number.

216235564445024 is a deficient number, since it is larger than the sum of its proper divisors (213693190859584).

216235564445024 is a wasteful number, since it uses less digits than its factorization.

216235564445024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66904568318 (or 66904568310 counting only the distinct ones).

The product of its (nonzero) digits is 27648000, while the sum is 53.

The spelling of 216235564445024 in words is "two hundred sixteen trillion, two hundred thirty-five billion, five hundred sixty-four million, four hundred forty-five thousand, twenty-four".