10439844845 has 8 divisors (see below), whose sum is σ = 12528503064. Its totient is φ = 8351416384.

The previous prime is 10439844749. The next prime is 10439844869. The reversal of 10439844845 is 54844893401.

It can be written as a sum of positive squares in 4 ways, for example, as 223891369 + 10215953476 = 14963^2 + 101074^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10439844845 - 2¹⁶ = 10439779309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10439844793 and 10439844802.

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 7 ways as a sum of consecutive naturals, for example, 67067 + ... + 159303.

It is an arithmetic number, because the mean of its divisors is an integer number (1566062883).

Almost surely, 2^10439844845 is an apocalyptic number.

It is an amenable number.

10439844845 is a deficient number, since it is larger than the sum of its proper divisors (2088658219).

10439844845 is an equidigital number, since it uses as much as digits as its factorization.

10439844845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114879.

The product of its (nonzero) digits is 2211840, while the sum is 50.

The spelling of 10439844845 in words is "ten billion, four hundred thirty-nine million, eight hundred forty-four thousand, eight hundred forty-five".