99848165805 has 20 divisors (see below), whose sum is σ = 178987083132. Its totient is φ = 53252354880.

The previous prime is 99848165717. The next prime is 99848165827. The reversal of 99848165805 is 50856184899.

99848165805 is a `hidden beast` number, since 9 + 9 + 8 + 48 + 1 + 6 + 580 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 51136585956 + 48711579849 = 226134^2 + 220707^2 .

It is not a de Polignac number, because 99848165805 - 2¹⁵ = 99848133037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 123268936 + ... + 123269745.

Almost surely, 2^99848165805 is an apocalyptic number.

It is an amenable number.

99848165805 is a deficient number, since it is larger than the sum of its proper divisors (79138917327).

99848165805 is a wasteful number, since it uses less digits than its factorization.

99848165805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246538698 (or 246538689 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 63.

The spelling of 99848165805 in words is "ninety-nine billion, eight hundred forty-eight million, one hundred sixty-five thousand, eight hundred five".