222252668418 has 16 divisors (see below), whose sum is σ = 484914913056. Its totient is φ = 67349293440.

The previous prime is 222252668353. The next prime is 222252668447. The reversal of 222252668418 is 814866252222.

It is a happy number.

222252668418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 1683732271 + ... + 1683732402.

It is an arithmetic number, because the mean of its divisors is an integer number (30307182066).

Almost surely, 2^222252668418 is an apocalyptic number.

222252668418 is an abundant number, since it is smaller than the sum of its proper divisors (262662244638).

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

222252668418 is a wasteful number, since it uses less digits than its factorization.

222252668418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367464689.

The product of its digits is 1474560, while the sum is 48.

The spelling of 222252668418 in words is "two hundred twenty-two billion, two hundred fifty-two million, six hundred sixty-eight thousand, four hundred eighteen".