22354984998 has 12 divisors (see below), whose sum is σ = 48435800868. Its totient is φ = 7451661660.

The previous prime is 22354984913. The next prime is 22354984999. The reversal of 22354984998 is 89948945322.

22354984998 is a `hidden beast` number, since 2 + 2 + 3 + 54 + 98 + 499 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22354984999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 620971788 + ... + 620971823.

It is an arithmetic number, because the mean of its divisors is an integer number (4036316739).

Almost surely, 2^22354984998 is an apocalyptic number.

22354984998 is an abundant number, since it is smaller than the sum of its proper divisors (26080815870).

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

22354984998 is a wasteful number, since it uses less digits than its factorization.

22354984998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241943619 (or 1241943616 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 63.

The spelling of 22354984998 in words is "twenty-two billion, three hundred fifty-four million, nine hundred eighty-four thousand, nine hundred ninety-eight".