8998516320 has 192 divisors, whose sum is σ = 30533013504. Its totient is φ = 2221148160.

The previous prime is 8998516309. The next prime is 8998516349. The reversal of 8998516320 is 236158998.

It is a happy number.

It is a super-2 number, since 2×8998516320² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 329094 + ... + 355386.

It is an arithmetic number, because the mean of its divisors is an integer number (159026112).

Almost surely, 2^8998516320 is an apocalyptic number.

8998516320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8998516320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15266506752).

8998516320 is an abundant number, since it is smaller than the sum of its proper divisors (21534497184).

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

8998516320 is a wasteful number, since it uses less digits than its factorization.

8998516320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26365 (or 26357 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 51.

The square root of 8998516320 is about 94860.5098025517. The cubic root of 8998516320 is about 2079.9695138530.

The spelling of 8998516320 in words is "eight billion, nine hundred ninety-eight million, five hundred sixteen thousand, three hundred twenty".