6443454002 has 64 divisors (see below), whose sum is σ = 11481108480. Its totient is φ = 2688973056.

The previous prime is 6443453999. The next prime is 6443454041. The reversal of 6443454002 is 2004543446.

It is a self number, because there is not a number n which added to its sum of digits gives 6443454002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 693713 + ... + 702939.

It is an arithmetic number, because the mean of its divisors is an integer number (179392320).

Almost surely, 2^6443454002 is an apocalyptic number.

6443454002 is a deficient number, since it is larger than the sum of its proper divisors (5037654478).

6443454002 is a wasteful number, since it uses less digits than its factorization.

6443454002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9335.

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 6443454002 is about 80271.1280723026. The cubic root of 6443454002 is about 1860.8280509695.

Adding to 6443454002 its reverse (2004543446), we get a palindrome (8447997448).

The spelling of 6443454002 in words is "six billion, four hundred forty-three million, four hundred fifty-four thousand, two".