218188828007 has 2 divisors, whose sum is σ = 218188828008. Its totient is φ = 218188828006.

The previous prime is 218188827977. The next prime is 218188828049. The reversal of 218188828007 is 700828881812.

It is a happy number.

218188828007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 218188828007 - 2¹⁰ = 218188826983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 218188828007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (218188828057) 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, 109094414003 + 109094414004.

It is an arithmetic number, because the mean of its divisors is an integer number (109094414004).

Almost surely, 2^218188828007 is an apocalyptic number.

218188828007 is a deficient number, since it is larger than the sum of its proper divisors (1).

218188828007 is an equidigital number, since it uses as much as digits as its factorization.

218188828007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 917504, while the sum is 53.

The spelling of 218188828007 in words is "two hundred eighteen billion, one hundred eighty-eight million, eight hundred twenty-eight thousand, seven".