98910551591280 has 960 divisors, whose sum is σ = 405367861796352. Its totient is φ = 22097341624320.

The previous prime is 98910551591227. The next prime is 98910551591287. The reversal of 98910551591280 is 8219515501989.

98910551591280 is a `hidden beast` number, since 9 + 8 + 9 + 1 + 0 + 5 + 515 + 91 + 28 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98910551591287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1704061939 + ... + 1704119981.

Almost surely, 2^{98910551591280} is an apocalyptic number.

98910551591280 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 98910551591280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202683930898176).

98910551591280 is an abundant number, since it is smaller than the sum of its proper divisors (306457310205072).

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

98910551591280 is a wasteful number, since it uses less digits than its factorization.

98910551591280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58708 (or 58690 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 63.

The spelling of 98910551591280 in words is "ninety-eight trillion, nine hundred ten billion, five hundred fifty-one million, five hundred ninety-one thousand, two hundred eighty".