99664733746699 has 8 divisors (see below), whose sum is σ = 108734838140160. Its totient is φ = 90596241695400.

The previous prime is 99664733746687. The next prime is 99664733746703.

99664733746699 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99664733746699 - 2⁹ = 99664733746187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99664733746609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402956287 + ... + 403203544.

It is an arithmetic number, because the mean of its divisors is an integer number (13591854767520).

Almost surely, 2^{99664733746699} is an apocalyptic number.

99664733746699 is a deficient number, since it is larger than the sum of its proper divisors (9070104393461).

99664733746699 is a wasteful number, since it uses less digits than its factorization.

99664733746699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806171081.

The product of its digits is 59997563136, while the sum is 88.

The spelling of 99664733746699 in words is "ninety-nine trillion, six hundred sixty-four billion, seven hundred thirty-three million, seven hundred forty-six thousand, six hundred ninety-nine".