10440553469 has 2 divisors, whose sum is σ = 10440553470. Its totient is φ = 10440553468.

The previous prime is 10440553439. The next prime is 10440553471. The reversal of 10440553469 is 96435504401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10256625625 + 183927844 = 101275^2 + 13562^2 .

It is a cyclic number.

It is not a de Polignac number, because 10440553469 - 2²⁰ = 10439504893 is a prime.

It is a super-2 number, since 2×10440553469² (a number of 21 digits) contains 22 as substring.

Together with 10440553471, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10440553429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5220276734 + 5220276735.

It is an arithmetic number, because the mean of its divisors is an integer number (5220276735).

Almost surely, 2^10440553469 is an apocalyptic number.

It is an amenable number.

10440553469 is a deficient number, since it is larger than the sum of its proper divisors (1).

10440553469 is an equidigital number, since it uses as much as digits as its factorization.

10440553469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 10440553469 in words is "ten billion, four hundred forty million, five hundred fifty-three thousand, four hundred sixty-nine".