98566268866560 has 3744 divisors, whose sum is σ = 422882190581760. Its totient is φ = 21102298398720.

The previous prime is 98566268866519. The next prime is 98566268866561. The reversal of 98566268866560 is 6566886266589.

It is a self number, because there is not a number n which added to its sum of digits gives 98566268866560.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98566268866561) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 776112353217 + ... + 776112353343.

It is an arithmetic number, because the mean of its divisors is an integer number (112949303040).

Almost surely, 2^{98566268866560} is an apocalyptic number.

98566268866560 is a gapful number since it is divisible by the number (90) 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 98566268866560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211441095290880).

98566268866560 is an abundant number, since it is smaller than the sum of its proper divisors (324315921715200).

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

98566268866560 is a wasteful number, since it uses less digits than its factorization.

98566268866560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 10749542400, while the sum is 81.

The spelling of 98566268866560 in words is "ninety-eight trillion, five hundred sixty-six billion, two hundred sixty-eight million, eight hundred sixty-six thousand, five hundred sixty".