218041412810 has 16 divisors (see below), whose sum is σ = 422664892776. Its totient is φ = 80507598528.

The previous prime is 218041412807. The next prime is 218041412819. The reversal of 218041412810 is 18214140812.

218041412810 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 169603125241 + 48438287569 = 411829^2 + 220087^2 .

It is a super-2 number, since 2×218041412810² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (218041412819) 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 in 7 ways as a sum of consecutive naturals, for example, 838620689 + ... + 838620948.

Almost surely, 2^218041412810 is an apocalyptic number.

218041412810 is a deficient number, since it is larger than the sum of its proper divisors (204623479966).

218041412810 is a wasteful number, since it uses less digits than its factorization.

218041412810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677241657.

The product of its (nonzero) digits is 4096, while the sum is 32.

The spelling of 218041412810 in words is "two hundred eighteen billion, forty-one million, four hundred twelve thousand, eight hundred ten".