98642201280 has 896 divisors, whose sum is σ = 392815706112. Its totient is φ = 20481196032.

The previous prime is 98642201237. The next prime is 98642201291. The reversal of 98642201280 is 8210224689.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 268779657 + ... + 268780023.

Almost surely, 2^98642201280 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98642201280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196407853056).

98642201280 is an abundant number, since it is smaller than the sum of its proper divisors (294173504832).

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

98642201280 is a wasteful number, since it uses less digits than its factorization.

98642201280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The spelling of 98642201280 in words is "ninety-eight billion, six hundred forty-two million, two hundred one thousand, two hundred eighty".