98659801648 has 40 divisors (see below), whose sum is σ = 202493936880. Its totient is φ = 46406062080.

The previous prime is 98659801627. The next prime is 98659801661. The reversal of 98659801648 is 84610895689.

It is a super-2 number, since 2×98659801648² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 98659801648.

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 7 ways as a sum of consecutive naturals, for example, 493903 + ... + 664273.

It is an arithmetic number, because the mean of its divisors is an integer number (5062348422).

Almost surely, 2^98659801648 is an apocalyptic number.

It is an amenable number.

98659801648 is an abundant number, since it is smaller than the sum of its proper divisors (103834135232).

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

98659801648 is a wasteful number, since it uses less digits than its factorization.

98659801648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172525 (or 172519 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 64.

The spelling of 98659801648 in words is "ninety-eight billion, six hundred fifty-nine million, eight hundred one thousand, six hundred forty-eight".