6443464106 has 12 divisors (see below), whose sum is σ = 9678203142. Its totient is φ = 3217401984.

The previous prime is 6443464103. The next prime is 6443464109. The reversal of 6443464106 is 6014643446.

It is an interprime number because it is at equal distance from previous prime (6443464103) and next prime (6443464109).

It can be written as a sum of positive squares in 3 ways, for example, as 1796996881 + 4646467225 = 42391^2 + 68165^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6443464106.

It is not an unprimeable number, because it can be changed into a prime (6443464103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1724216 + ... + 1727948.

Almost surely, 2^6443464106 is an apocalyptic number.

6443464106 is a deficient number, since it is larger than the sum of its proper divisors (3234739036).

6443464106 is an frugal number, since it uses more digits than its factorization.

6443464106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5593 (or 4664 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 38.

The square root of 6443464106 is about 80271.1910089791. The cubic root of 6443464106 is about 1860.8290236257.

The spelling of 6443464106 in words is "six billion, four hundred forty-three million, four hundred sixty-four thousand, one hundred six".