10654323680821 has 8 divisors (see below), whose sum is σ = 10709698016000. Its totient is φ = 10598967696240.

The previous prime is 10654323680753. The next prime is 10654323680867. The reversal of 10654323680821 is 12808632345601.

10654323680821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10654323680821 - 2¹⁵ = 10654323648053 is a prime.

It is a super-2 number, since 2×10654323680821² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10654323680921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3422670 + ... + 5746591.

It is an arithmetic number, because the mean of its divisors is an integer number (1338712252000).

Almost surely, 2^{10654323680821} is an apocalyptic number.

It is an amenable number.

10654323680821 is a deficient number, since it is larger than the sum of its proper divisors (55374335179).

10654323680821 is an equidigital number, since it uses as much as digits as its factorization.

10654323680821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9175299.

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 10654323680821 in words is "ten trillion, six hundred fifty-four billion, three hundred twenty-three million, six hundred eighty thousand, eight hundred twenty-one".