6433450913 has 16 divisors (see below), whose sum is σ = 6843916800. Its totient is φ = 6026620416.

The previous prime is 6433450889. The next prime is 6433450921. The reversal of 6433450913 is 3190543346.

It is a cyclic number.

It is not a de Polignac number, because 6433450913 - 2¹⁶ = 6433385377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6433450943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6132413 + ... + 6133461.

It is an arithmetic number, because the mean of its divisors is an integer number (427744800).

Almost surely, 2^6433450913 is an apocalyptic number.

It is an amenable number.

6433450913 is a deficient number, since it is larger than the sum of its proper divisors (410465887).

6433450913 is a wasteful number, since it uses less digits than its factorization.

6433450913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416.

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 6433450913 is about 80208.7957333857. The cubic root of 6433450913 is about 1859.8646096580.

The spelling of 6433450913 in words is "six billion, four hundred thirty-three million, four hundred fifty thousand, nine hundred thirteen".