22245556788888 has 32 divisors (see below), whose sum is σ = 58031887276800. Its totient is φ = 7092786222368.

The previous prime is 22245556788869. The next prime is 22245556788991. The reversal of 22245556788888 is 88888765554222.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20149960308 + ... + 20149961411.

It is an arithmetic number, because the mean of its divisors is an integer number (1813496477400).

Almost surely, 2^{22245556788888} is an apocalyptic number.

It is an amenable number.

22245556788888 is an abundant number, since it is smaller than the sum of its proper divisors (35786330487912).

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

22245556788888 is a wasteful number, since it uses less digits than its factorization.

22245556788888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40299921751 (or 40299921747 counting only the distinct ones).

The product of its digits is 5505024000, while the sum is 78.

The spelling of 22245556788888 in words is "twenty-two trillion, two hundred forty-five billion, five hundred fifty-six million, seven hundred eighty-eight thousand, eight hundred eighty-eight".