10439470206721 has 4 divisors (see below), whose sum is σ = 10547093611012. Its totient is φ = 10331846802432.

The previous prime is 10439470206703. The next prime is 10439470206751. The reversal of 10439470206721 is 12760207493401.

10439470206721 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.

It can be written as a sum of positive squares in 2 ways, for example, as 2070663440400 + 8368806766321 = 1438980^2 + 2892889^2 .

It is a cyclic number.

It is not a de Polignac number, because 10439470206721 - 2¹⁵ = 10439470173953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10439470206751) 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, 53811702000 + ... + 53811702193.

It is an arithmetic number, because the mean of its divisors is an integer number (2636773402753).

Almost surely, 2^{10439470206721} is an apocalyptic number.

It is an amenable number.

10439470206721 is a deficient number, since it is larger than the sum of its proper divisors (107623404291).

10439470206721 is an equidigital number, since it uses as much as digits as its factorization.

10439470206721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107623404290.

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 10439470206721 in words is "ten trillion, four hundred thirty-nine billion, four hundred seventy million, two hundred six thousand, seven hundred twenty-one".