10644205206 has 16 divisors (see below), whose sum is σ = 22540670064. Its totient is φ = 3339358464.

The previous prime is 10644205199. The next prime is 10644205217. The reversal of 10644205206 is 60250244601.

It is a super-2 number, since 2×10644205206² (a number of 21 digits) contains 22 as substring.

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, 52177375 + ... + 52177578.

It is an arithmetic number, because the mean of its divisors is an integer number (1408791879).

Almost surely, 2^10644205206 is an apocalyptic number.

10644205206 is an abundant number, since it is smaller than the sum of its proper divisors (11896464858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10644205206 is a wasteful number, since it uses less digits than its factorization.

10644205206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104354975.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 10644205206 its reverse (60250244601), we get a palindrome (70894449807).

The spelling of 10644205206 in words is "ten billion, six hundred forty-four million, two hundred five thousand, two hundred six".