989359488 has 384 divisors, whose sum is σ = 3373221600. Its totient is φ = 283668480.

The previous prime is 989359471. The next prime is 989359517. The reversal of 989359488 is 884953989.

989359488 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (384).

Its product of digits (22394880) is a multiple of the sum of its prime factors (135).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16218978 + ... + 16219038.

Almost surely, 2^989359488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 989359488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1686610800).

989359488 is an abundant number, since it is smaller than the sum of its proper divisors (2383862112).

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

989359488 is a wasteful number, since it uses less digits than its factorization.

989359488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135 (or 98 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 63.

The square root of 989359488 is about 31454.0853944285. The cubic root of 989359488 is about 996.4405077142.

The spelling of 989359488 in words is "nine hundred eighty-nine million, three hundred fifty-nine thousand, four hundred eighty-eight".