222264504664 has 16 divisors (see below), whose sum is σ = 420569305200. Its totient is φ = 110112689952.

The previous prime is 222264504643. The next prime is 222264504719. The reversal of 222264504664 is 466405462222.

It is a self number, because there is not a number n which added to its sum of digits gives 222264504664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127444372 + ... + 127446115.

It is an arithmetic number, because the mean of its divisors is an integer number (26285581575).

Almost surely, 2^222264504664 is an apocalyptic number.

It is an amenable number.

222264504664 is a deficient number, since it is larger than the sum of its proper divisors (198304800536).

222264504664 is a wasteful number, since it uses less digits than its factorization.

222264504664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254890602 (or 254890598 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 43.

Adding to 222264504664 its reverse (466405462222), we get a palindrome (688669966886).

The spelling of 222264504664 in words is "two hundred twenty-two billion, two hundred sixty-four million, five hundred four thousand, six hundred sixty-four".