22554640222 has 8 divisors (see below), whose sum is σ = 33963602976. Its totient is φ = 11233439232.

The previous prime is 22554640189. The next prime is 22554640267. The reversal of 22554640222 is 22204645522.

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, 21939798 + ... + 21940825.

It is an arithmetic number, because the mean of its divisors is an integer number (4245450372).

Almost surely, 2^22554640222 is an apocalyptic number.

22554640222 is a deficient number, since it is larger than the sum of its proper divisors (11408962754).

22554640222 is a wasteful number, since it uses less digits than its factorization.

22554640222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43880882.

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 22554640222 in words is "twenty-two billion, five hundred fifty-four million, six hundred forty thousand, two hundred twenty-two".