99208684718 has 32 divisors (see below), whose sum is σ = 184030842240. Its totient is φ = 39435176160.

The previous prime is 99208684717. The next prime is 99208684721. The reversal of 99208684718 is 81748680299.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99208684717) 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, 9123080 + ... + 9133947.

It is an arithmetic number, because the mean of its divisors is an integer number (5750963820).

Almost surely, 2^99208684718 is an apocalyptic number.

99208684718 is a deficient number, since it is larger than the sum of its proper divisors (84822157522).

99208684718 is a wasteful number, since it uses less digits than its factorization.

99208684718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18257072.

The product of its (nonzero) digits is 13934592, while the sum is 62.

The spelling of 99208684718 in words is "ninety-nine billion, two hundred eight million, six hundred eighty-four thousand, seven hundred eighteen".