99564873590068 has 48 divisors (see below), whose sum is σ = 189059282665344. Its totient is φ = 45706639334400.

The previous prime is 99564873590047. The next prime is 99564873590087. The reversal of 99564873590068 is 86009537846599.

It is a self number, because there is not a number n which added to its sum of digits gives 99564873590068.

It is a congruent number.

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, 105616033 + ... + 106554568.

It is an arithmetic number, because the mean of its divisors is an integer number (3938735055528).

Almost surely, 2^{99564873590068} is an apocalyptic number.

It is an amenable number.

99564873590068 is a deficient number, since it is larger than the sum of its proper divisors (89494409075276).

99564873590068 is a wasteful number, since it uses less digits than its factorization.

99564873590068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212170792 (or 212170790 counting only the distinct ones).

The product of its (nonzero) digits is 3527193600, while the sum is 79.

The spelling of 99564873590068 in words is "ninety-nine trillion, five hundred sixty-four billion, eight hundred seventy-three million, five hundred ninety thousand, sixty-eight".