989676576 has 96 divisors (see below), whose sum is σ = 3298942080. Its totient is φ = 282763008.

The previous prime is 989676563. The next prime is 989676577. The reversal of 989676576 is 675676989.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (989676577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75771 + ... + 87866.

It is an arithmetic number, because the mean of its divisors is an integer number (34363980).

Almost surely, 2^989676576 is an apocalyptic number.

989676576 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

989676576 is an abundant number, since it is smaller than the sum of its proper divisors (2309265504).

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

989676576 is a wasteful number, since it uses less digits than its factorization.

989676576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163663 (or 163649 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 63.

The square root of 989676576 is about 31459.1254805343. The cubic root of 989676576 is about 996.5469488285.

The spelling of 989676576 in words is "nine hundred eighty-nine million, six hundred seventy-six thousand, five hundred seventy-six".