993654063096811 has 4 divisors (see below), whose sum is σ = 997241261880832. Its totient is φ = 990066864312792.

The previous prime is 993654063096727. The next prime is 993654063096829. The reversal of 993654063096811 is 118690360456399.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 993654063096811 - 2³³ = 993645473162219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (993654063096841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1793599391595 + ... + 1793599392148.

It is an arithmetic number, because the mean of its divisors is an integer number (249310315470208).

Almost surely, 2^{993654063096811} is an apocalyptic number.

993654063096811 is a deficient number, since it is larger than the sum of its proper divisors (3587198784021).

993654063096811 is a wasteful number, since it uses less digits than its factorization.

993654063096811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3587198784020.

The product of its (nonzero) digits is 226748160, while the sum is 70.

The spelling of 993654063096811 in words is "nine hundred ninety-three trillion, six hundred fifty-four billion, sixty-three million, ninety-six thousand, eight hundred eleven".