10447064646 has 64 divisors (see below), whose sum is σ = 22212251136. Its totient is φ = 3268742400.

The previous prime is 10447064629. The next prime is 10447064647. The reversal of 10447064646 is 64646074401.

10447064646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×10447064646³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10447064598 and 10447064607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10447064647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2596116 + ... + 2600136.

It is an arithmetic number, because the mean of its divisors is an integer number (347066424).

Almost surely, 2^10447064646 is an apocalyptic number.

10447064646 is an abundant number, since it is smaller than the sum of its proper divisors (11765186490).

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

10447064646 is a wasteful number, since it uses less digits than its factorization.

10447064646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4397.

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 10447064646 in words is "ten billion, four hundred forty-seven million, sixty-four thousand, six hundred forty-six".