10043440445 has 4 divisors (see below), whose sum is σ = 12052128540. Its totient is φ = 8034752352.

The previous prime is 10043440439. The next prime is 10043440549. The reversal of 10043440445 is 54404434001.

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 7858999801 + 2184440644 = 88651^2 + 46738^2 .

It is a cyclic number.

It is not a de Polignac number, because 10043440445 - 2²² = 10039246141 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004344040 + ... + 1004344049.

It is an arithmetic number, because the mean of its divisors is an integer number (3013032135).

Almost surely, 2^10043440445 is an apocalyptic number.

It is an amenable number.

10043440445 is a deficient number, since it is larger than the sum of its proper divisors (2008688095).

10043440445 is an equidigital number, since it uses as much as digits as its factorization.

10043440445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008688094.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 10043440445 its reverse (54404434001), we get a palindrome (64447874446).

The spelling of 10043440445 in words is "ten billion, forty-three million, four hundred forty thousand, four hundred forty-five".