99663246785 has 8 divisors (see below), whose sum is σ = 120264030720. Its totient is φ = 79285174384.

The previous prime is 99663246773. The next prime is 99663246797. The reversal of 99663246785 is 58764236699.

It is an interprime number because it is at equal distance from previous prime (99663246773) and next prime (99663246797).

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 99663246785 - 2⁴ = 99663246769 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55676897 + ... + 55678686.

It is an arithmetic number, because the mean of its divisors is an integer number (15033003840).

Almost surely, 2^99663246785 is an apocalyptic number.

It is an amenable number.

99663246785 is a deficient number, since it is larger than the sum of its proper divisors (20600783935).

99663246785 is a wasteful number, since it uses less digits than its factorization.

99663246785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111355767.

The product of its digits is 117573120, while the sum is 65.

The spelling of 99663246785 in words is "ninety-nine billion, six hundred sixty-three million, two hundred forty-six thousand, seven hundred eighty-five".