10644111332453 has 4 divisors (see below), whose sum is σ = 10725364090848. Its totient is φ = 10562858574060.

The previous prime is 10644111332429. The next prime is 10644111332467. The reversal of 10644111332453 is 35423311144601.

10644111332453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10644111332453 - 2¹⁸ = 10644111070309 is a prime.

It is a super-2 number, since 2×10644111332453² (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 (10644131332453) 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, 40626379001 + ... + 40626379262.

It is an arithmetic number, because the mean of its divisors is an integer number (2681341022712).

Almost surely, 2^{10644111332453} is an apocalyptic number.

It is an amenable number.

10644111332453 is a deficient number, since it is larger than the sum of its proper divisors (81252758395).

10644111332453 is an equidigital number, since it uses as much as digits as its factorization.

10644111332453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81252758394.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 10644111332453 in words is "ten trillion, six hundred forty-four billion, one hundred eleven million, three hundred thirty-two thousand, four hundred fifty-three".