22298988798 has 40 divisors (see below), whose sum is σ = 50171963688. Its totient is φ = 7432983144.

The previous prime is 22298988787. The next prime is 22298988839. The reversal of 22298988798 is 89788989222.

It is a Curzon number.

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 19 ways as a sum of consecutive naturals, for example, 243861 + ... + 322592.

Almost surely, 2^22298988798 is an apocalyptic number.

22298988798 is an abundant number, since it is smaller than the sum of its proper divisors (27872974890).

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

22298988798 is an frugal number, since it uses more digits than its factorization.

22298988798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566482 (or 566458 counting only the distinct ones).

The product of its digits is 167215104, while the sum is 72.

The spelling of 22298988798 in words is "twenty-two billion, two hundred ninety-eight million, nine hundred eighty-eight thousand, seven hundred ninety-eight".