989681606332 has 6 divisors (see below), whose sum is σ = 1731942811088. Its totient is φ = 494840803164.

The previous prime is 989681606323. The next prime is 989681606339. The reversal of 989681606332 is 233606186989.

It is a super-3 number, since 3×989681606332³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989681606339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123710200788 + ... + 123710200795.

Almost surely, 2^989681606332 is an apocalyptic number.

It is an amenable number.

989681606332 is a deficient number, since it is larger than the sum of its proper divisors (742261204756).

989681606332 is a wasteful number, since it uses less digits than its factorization.

989681606332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247420401587 (or 247420401585 counting only the distinct ones).

The product of its (nonzero) digits is 20155392, while the sum is 61.

The spelling of 989681606332 in words is "nine hundred eighty-nine billion, six hundred eighty-one million, six hundred six thousand, three hundred thirty-two".