22489465998 has 8 divisors (see below), whose sum is σ = 44978932008. Its totient is φ = 7496488664.

The previous prime is 22489465967. The next prime is 22489466063. The reversal of 22489465998 is 89956498422.

It is a sphenic number, since it is the product of 3 distinct primes.

22489465998 is an admirable number.

It is a super-3 number, since 3×22489465998³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1874122161 + ... + 1874122172.

It is an arithmetic number, because the mean of its divisors is an integer number (5622366501).

Almost surely, 2^22489465998 is an apocalyptic number.

22489465998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22489465998 is a wasteful number, since it uses less digits than its factorization.

22489465998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3748244338.

The product of its digits is 89579520, while the sum is 66.

The spelling of 22489465998 in words is "twenty-two billion, four hundred eighty-nine million, four hundred sixty-five thousand, nine hundred ninety-eight".