22555252166666 has 16 divisors (see below), whose sum is σ = 35464072045248. Its totient is φ = 10746688495200.

The previous prime is 22555252166659. The next prime is 22555252166669. The reversal of 22555252166666 is 66666125255522.

It is not an unprimeable number, because it can be changed into a prime (22555252166669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3198415670 + ... + 3198422721.

It is an arithmetic number, because the mean of its divisors is an integer number (2216504502828).

Almost surely, 2^{22555252166666} is an apocalyptic number.

22555252166666 is a deficient number, since it is larger than the sum of its proper divisors (12908819878582).

22555252166666 is a wasteful number, since it uses less digits than its factorization.

22555252166666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6396838477.

The product of its digits is 77760000, while the sum is 59.

The spelling of 22555252166666 in words is "twenty-two trillion, five hundred fifty-five billion, two hundred fifty-two million, one hundred sixty-six thousand, six hundred sixty-six".