10821318354773 has 8 divisors (see below), whose sum is σ = 11073706608000. Its totient is φ = 10569852911520.

The previous prime is 10821318354761. The next prime is 10821318354797. The reversal of 10821318354773 is 37745381312801.

It is a happy number.

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 10821318354773 - 2¹⁰ = 10821318353749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10821618354773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230678768 + ... + 230725673.

It is an arithmetic number, because the mean of its divisors is an integer number (1384213326000).

Almost surely, 2^{10821318354773} is an apocalyptic number.

It is an amenable number.

10821318354773 is a deficient number, since it is larger than the sum of its proper divisors (252388253227).

10821318354773 is an equidigital number, since it uses as much as digits as its factorization.

10821318354773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461404987.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 10821318354773 in words is "ten trillion, eight hundred twenty-one billion, three hundred eighteen million, three hundred fifty-four thousand, seven hundred seventy-three".