10944435841861 has 4 divisors (see below), whose sum is σ = 10971728699724. Its totient is φ = 10917142984000.

The previous prime is 10944435841783. The next prime is 10944435841891. The reversal of 10944435841861 is 16814853444901.

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 7104991539361 + 3839444302500 = 2665519^2 + 1959450^2 .

It is a cyclic number.

It is not a de Polignac number, because 10944435841861 - 2¹⁵ = 10944435809093 is a prime.

It is a super-2 number, since 2×10944435841861² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10944435841796 and 10944435841805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10944435841891) 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, 13646428330 + ... + 13646429131.

It is an arithmetic number, because the mean of its divisors is an integer number (2742932174931).

Almost surely, 2^{10944435841861} is an apocalyptic number.

It is an amenable number.

10944435841861 is a deficient number, since it is larger than the sum of its proper divisors (27292857863).

10944435841861 is an equidigital number, since it uses as much as digits as its factorization.

10944435841861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27292857862.

The product of its (nonzero) digits is 13271040, while the sum is 58.

The spelling of 10944435841861 in words is "ten trillion, nine hundred forty-four billion, four hundred thirty-five million, eight hundred forty-one thousand, eight hundred sixty-one".