222406206406 has 8 divisors (see below), whose sum is σ = 338588553240. Its totient is φ = 109543355328.

The previous prime is 222406206389. The next prime is 222406206481. The reversal of 222406206406 is 604602604222.

222406206406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 829873771 + ... + 829874038.

It is an arithmetic number, because the mean of its divisors is an integer number (42323569155).

Almost surely, 2^222406206406 is an apocalyptic number.

222406206406 is a deficient number, since it is larger than the sum of its proper divisors (116182346834).

222406206406 is a wasteful number, since it uses less digits than its factorization.

222406206406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659747878.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 222406206406 in words is "two hundred twenty-two billion, four hundred six million, two hundred six thousand, four hundred six".