98105865205 has 16 divisors (see below), whose sum is σ = 119486580480. Its totient is φ = 77316153408.

The previous prime is 98105865203. The next prime is 98105865211. The reversal of 98105865205 is 50256850189.

It is a cyclic number.

It is not a de Polignac number, because 98105865205 - 2¹ = 98105865203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98105865203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105342 + ... + 455311.

It is an arithmetic number, because the mean of its divisors is an integer number (7467911280).

Almost surely, 2^98105865205 is an apocalyptic number.

It is an amenable number.

98105865205 is a deficient number, since it is larger than the sum of its proper divisors (21380715275).

98105865205 is a wasteful number, since it uses less digits than its factorization.

98105865205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561180.

The product of its (nonzero) digits is 864000, while the sum is 49.

The spelling of 98105865205 in words is "ninety-eight billion, one hundred five million, eight hundred sixty-five thousand, two hundred five".