6433433693 has 8 divisors (see below), whose sum is σ = 6445268280. Its totient is φ = 6421611520.

The previous prime is 6433433659. The next prime is 6433433701. The reversal of 6433433693 is 3963343346.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1291539844 + 5141893849 = 35938^2 + 71707^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6433433693 - 2¹⁰ = 6433432669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6433433653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2266271 + ... + 2269107.

It is an arithmetic number, because the mean of its divisors is an integer number (805658535).

Almost surely, 2^6433433693 is an apocalyptic number.

It is an amenable number.

6433433693 is a deficient number, since it is larger than the sum of its proper divisors (11834587).

6433433693 is a wasteful number, since it uses less digits than its factorization.

6433433693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6207.

The product of its digits is 1259712, while the sum is 44.

The square root of 6433433693 is about 80208.6883884782. The cubic root of 6433433693 is about 1859.8629502636.

The spelling of 6433433693 in words is "six billion, four hundred thirty-three million, four hundred thirty-three thousand, six hundred ninety-three".