98666535061 has 8 divisors (see below), whose sum is σ = 100533119544. Its totient is φ = 96800134080.

The previous prime is 98666535049. The next prime is 98666535133. The reversal of 98666535061 is 16053566689.

It can be written as a sum of positive squares in 4 ways, for example, as 31300332561 + 67366202500 = 176919^2 + 259550^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 98666535061 - 2⁵ = 98666535029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98666534993 and 98666535011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98666533061) 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 7 ways as a sum of consecutive naturals, for example, 1577395 + ... + 1638751.

It is an arithmetic number, because the mean of its divisors is an integer number (12566639943).

Almost surely, 2^98666535061 is an apocalyptic number.

It is an amenable number.

98666535061 is a deficient number, since it is larger than the sum of its proper divisors (1866584483).

98666535061 is a wasteful number, since it uses less digits than its factorization.

98666535061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91751.

The product of its (nonzero) digits is 6998400, while the sum is 55.

The spelling of 98666535061 in words is "ninety-eight billion, six hundred sixty-six million, five hundred thirty-five thousand, sixty-one".