6443206030 has 32 divisors (see below), whose sum is σ = 11994531840. Its totient is φ = 2490502560.

The previous prime is 6443206013. The next prime is 6443206061. The reversal of 6443206030 is 306023446.

It is a self number, because there is not a number n which added to its sum of digits gives 6443206030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49636 + ... + 123895.

It is an arithmetic number, because the mean of its divisors is an integer number (374829120).

Almost surely, 2^6443206030 is an apocalyptic number.

6443206030 is a deficient number, since it is larger than the sum of its proper divisors (5551325810).

6443206030 is a wasteful number, since it uses less digits than its factorization.

6443206030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173664.

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 6443206030 is about 80269.5834672138. The cubic root of 6443206030 is about 1860.8041797573.

Adding to 6443206030 its reverse (306023446), we get a palindrome (6749229476).

The spelling of 6443206030 in words is "six billion, four hundred forty-three million, two hundred six thousand, thirty".