98605868665 has 16 divisors (see below), whose sum is σ = 118795501440. Its totient is φ = 78572995200.

The previous prime is 98605868651. The next prime is 98605868743. The reversal of 98605868665 is 56686850689.

It is not a de Polignac number, because 98605868665 - 2⁵ = 98605868633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98605868665.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1281822 + ... + 1356568.

It is an arithmetic number, because the mean of its divisors is an integer number (7424718840).

Almost surely, 2^98605868665 is an apocalyptic number.

It is an amenable number.

98605868665 is a deficient number, since it is larger than the sum of its proper divisors (20189632775).

98605868665 is a wasteful number, since it uses less digits than its factorization.

98605868665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75792.

The product of its (nonzero) digits is 149299200, while the sum is 67.

The spelling of 98605868665 in words is "ninety-eight billion, six hundred five million, eight hundred sixty-eight thousand, six hundred sixty-five".