6443135032 has 16 divisors (see below), whose sum is σ = 12092588640. Its totient is φ = 3218444736.

The previous prime is 6443135003. The next prime is 6443135053. The reversal of 6443135032 is 2305313446.

It is a junction number, because it is equal to n+sod(n) for n = 6443134985 and 6443135003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381568 + ... + 398095.

It is an arithmetic number, because the mean of its divisors is an integer number (755786790).

Almost surely, 2^6443135032 is an apocalyptic number.

It is an amenable number.

6443135032 is a deficient number, since it is larger than the sum of its proper divisors (5649453608).

6443135032 is a wasteful number, since it uses less digits than its factorization.

6443135032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780702 (or 780698 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 6443135032 is about 80269.1412187772. The cubic root of 6443135032 is about 1860.7973449684.

Adding to 6443135032 its reverse (2305313446), we get a palindrome (8748448478).

The spelling of 6443135032 in words is "six billion, four hundred forty-three million, one hundred thirty-five thousand, thirty-two".