98661322816 has 189 divisors, whose sum is σ = 233959217247. Its totient is φ = 41160188160.

The previous prime is 98661322789. The next prime is 98661322841. The reversal of 98661322816 is 61822316689.

The square root of 98661322816 is 314104.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1248877465 + ... + 1248877543.

Almost surely, 2^98661322816 is an apocalyptic number.

98661322816 is the 314104-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98661322816

98661322816 is an abundant number, since it is smaller than the sum of its proper divisors (135297894431).

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

98661322816 is an frugal number, since it uses more digits than its factorization.

98661322816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 159 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 52.

The spelling of 98661322816 in words is "ninety-eight billion, six hundred sixty-one million, three hundred twenty-two thousand, eight hundred sixteen".