6432435628 has 12 divisors (see below), whose sum is σ = 11267087832. Its totient is φ = 3213267680.

The previous prime is 6432435623. The next prime is 6432435637. The reversal of 6432435628 is 8265342346.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6432435623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 732625 + ... + 741352.

It is an arithmetic number, because the mean of its divisors is an integer number (938923986).

Almost surely, 2^6432435628 is an apocalyptic number.

It is an amenable number.

6432435628 is a deficient number, since it is larger than the sum of its proper divisors (4834652204).

6432435628 is a wasteful number, since it uses less digits than its factorization.

6432435628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475072 (or 1475070 counting only the distinct ones).

The product of its digits is 829440, while the sum is 43.

The square root of 6432435628 is about 80202.4664708013. The cubic root of 6432435628 is about 1859.7667673021.

The spelling of 6432435628 in words is "six billion, four hundred thirty-two million, four hundred thirty-five thousand, six hundred twenty-eight".