10440668333 has 4 divisors (see below), whose sum is σ = 10445055708. Its totient is φ = 10436280960.

The previous prime is 10440668309. The next prime is 10440668339. The reversal of 10440668333 is 33386604401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33386604401 = 115079 ⋅290119.

It can be written as a sum of positive squares in 2 ways, for example, as 3871079524 + 6569588809 = 62218^2 + 81053^2 .

It is a cyclic number.

It is not a de Polignac number, because 10440668333 - 2¹⁰ = 10440667309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10440668339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2190116 + ... + 2194877.

It is an arithmetic number, because the mean of its divisors is an integer number (2611263927).

Almost surely, 2^10440668333 is an apocalyptic number.

It is an amenable number.

10440668333 is a deficient number, since it is larger than the sum of its proper divisors (4387375).

10440668333 is an equidigital number, since it uses as much as digits as its factorization.

10440668333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4387374.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 10440668333 in words is "ten billion, four hundred forty million, six hundred sixty-eight thousand, three hundred thirty-three".