222005423531644 has 12 divisors (see below), whose sum is σ = 388662267246624. Its totient is φ = 110959061461184.

The previous prime is 222005423531629. The next prime is 222005423531677. The reversal of 222005423531644 is 446135324500222.

It is a self number, because there is not a number n which added to its sum of digits gives 222005423531644.

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, 10912564717 + ... + 10912585060.

It is an arithmetic number, because the mean of its divisors is an integer number (32388522270552).

Almost surely, 2^{222005423531644} is an apocalyptic number.

It is an amenable number.

222005423531644 is a deficient number, since it is larger than the sum of its proper divisors (166656843714980).

222005423531644 is a wasteful number, since it uses less digits than its factorization.

222005423531644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21825152324 (or 21825152322 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 43.

The spelling of 222005423531644 in words is "two hundred twenty-two trillion, five billion, four hundred twenty-three million, five hundred thirty-one thousand, six hundred forty-four".