218056300855928 has 8 divisors (see below), whose sum is σ = 408855564104880. Its totient is φ = 109028150427960.

The previous prime is 218056300855927. The next prime is 218056300855997. The reversal of 218056300855928 is 829558003650812.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (218056300855927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13628518803488 + ... + 13628518803503.

It is an arithmetic number, because the mean of its divisors is an integer number (51106945513110).

Almost surely, 2^{218056300855928} is an apocalyptic number.

It is an amenable number.

218056300855928 is a deficient number, since it is larger than the sum of its proper divisors (190799263248952).

218056300855928 is a wasteful number, since it uses less digits than its factorization.

218056300855928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27257037606997 (or 27257037606993 counting only the distinct ones).

The product of its (nonzero) digits is 41472000, while the sum is 62.

The spelling of 218056300855928 in words is "two hundred eighteen trillion, fifty-six billion, three hundred million, eight hundred fifty-five thousand, nine hundred twenty-eight".