10644161000113 has 4 divisors (see below), whose sum is σ = 10663270804980. Its totient is φ = 10625051195248.

The previous prime is 10644161000069. The next prime is 10644161000117. The reversal of 10644161000113 is 31100016144601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1592866119744 + 9051294880369 = 1262088^2 + 3008537^2 .

It is a cyclic number.

It is not a de Polignac number, because 10644161000113 - 2²⁵ = 10644127445681 is a prime.

It is a super-2 number, since 2×10644161000113² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10644161000117) 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, 9554901598 + ... + 9554902711.

It is an arithmetic number, because the mean of its divisors is an integer number (2665817701245).

Almost surely, 2^{10644161000113} is an apocalyptic number.

It is an amenable number.

10644161000113 is a deficient number, since it is larger than the sum of its proper divisors (19109804867).

10644161000113 is an equidigital number, since it uses as much as digits as its factorization.

10644161000113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19109804866.

The product of its (nonzero) digits is 1728, while the sum is 28.

Adding to 10644161000113 its reverse (31100016144601), we get a palindrome (41744177144714).

The spelling of 10644161000113 in words is "ten trillion, six hundred forty-four billion, one hundred sixty-one million, one hundred thirteen", and thus it is an aban number.