98159636556 has 36 divisors (see below), whose sum is σ = 262721381832. Its totient is φ = 30795179904.

The previous prime is 98159636507. The next prime is 98159636611. The reversal of 98159636556 is 65563695189.

98159636556 is a `hidden beast` number, since 9 + 8 + 1 + 596 + 36 + 5 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×98159636556² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 98159636493 and 98159636502.

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 11 ways as a sum of consecutive naturals, for example, 80195170 + ... + 80196393.

It is an arithmetic number, because the mean of its divisors is an integer number (7297816162).

Almost surely, 2^98159636556 is an apocalyptic number.

It is an amenable number.

98159636556 is an abundant number, since it is smaller than the sum of its proper divisors (164561745276).

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

98159636556 is a wasteful number, since it uses less digits than its factorization.

98159636556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160391590 (or 160391585 counting only the distinct ones).

The product of its digits is 52488000, while the sum is 63.

The spelling of 98159636556 in words is "ninety-eight billion, one hundred fifty-nine million, six hundred thirty-six thousand, five hundred fifty-six".