218078669022 has 32 divisors (see below), whose sum is σ = 446343955200. Its totient is φ = 70995449280.

The previous prime is 218078668991. The next prime is 218078669023. The reversal of 218078669022 is 220966870812.

218078669022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (218078669023) 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 15 ways as a sum of consecutive naturals, for example, 3071479 + ... + 3141677.

It is an arithmetic number, because the mean of its divisors is an integer number (13948248600).

Almost surely, 2^218078669022 is an apocalyptic number.

218078669022 is an abundant number, since it is smaller than the sum of its proper divisors (228265286178).

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

218078669022 is a wasteful number, since it uses less digits than its factorization.

218078669022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82288.

The product of its (nonzero) digits is 1161216, while the sum is 51.

The spelling of 218078669022 in words is "two hundred eighteen billion, seventy-eight million, six hundred sixty-nine thousand, twenty-two".