989489662322 has 18 divisors (see below), whose sum is σ = 1726575675183. Its totient is φ = 424062777852.

The previous prime is 989489662309. The next prime is 989489662367. The reversal of 989489662322 is 223266984989.

It can be written as a sum of positive squares in only one way, i.e., 494744831161 + 494744831161 = 703381^2 + 703381^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=703381.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9797093 + ... + 9897575.

Almost surely, 2^989489662322 is an apocalyptic number.

989489662322 is a deficient number, since it is larger than the sum of its proper divisors (737086012861).

989489662322 is an frugal number, since it uses more digits than its factorization.

989489662322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200982 (or 100492 counting only the distinct ones).

The product of its digits is 161243136, while the sum is 68.

The spelling of 989489662322 in words is "nine hundred eighty-nine billion, four hundred eighty-nine million, six hundred sixty-two thousand, three hundred twenty-two".