98155959295680 has 1792 divisors, whose sum is σ = 427121348935680. Its totient is φ = 20880090316800.

The previous prime is 98155959295661. The next prime is 98155959295729. The reversal of 98155959295680 is 8659295955189.

98155959295680 is a `hidden beast` number, since 9 + 8 + 1 + 559 + 5 + 9 + 2 + 9 + 56 + 8 + 0 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 98155959295680.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 4631953885 + ... + 4631975075.

It is an arithmetic number, because the mean of its divisors is an integer number (238348967040).

Almost surely, 2^{98155959295680} is an apocalyptic number.

98155959295680 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 98155959295680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213560674467840).

98155959295680 is an abundant number, since it is smaller than the sum of its proper divisors (328965389640000).

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

98155959295680 is a wasteful number, since it uses less digits than its factorization.

98155959295680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21427 (or 21411 counting only the distinct ones).

The product of its (nonzero) digits is 3149280000, while the sum is 81.

The spelling of 98155959295680 in words is "ninety-eight trillion, one hundred fifty-five billion, nine hundred fifty-nine million, two hundred ninety-five thousand, six hundred eighty".