6464631233 has 8 divisors (see below), whose sum is σ = 6487280640. Its totient is φ = 6442009920.

The previous prime is 6464631203. The next prime is 6464631301. The reversal of 6464631233 is 3321364646.

6464631233 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6464631233 - 2¹⁸ = 6464369089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6464631203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 521993 + ... + 534233.

It is an arithmetic number, because the mean of its divisors is an integer number (810910080).

Almost surely, 2^6464631233 is an apocalyptic number.

It is an amenable number.

6464631233 is a deficient number, since it is larger than the sum of its proper divisors (22649407).

6464631233 is a wasteful number, since it uses less digits than its factorization.

6464631233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14047.

The product of its digits is 186624, while the sum is 38.

The square root of 6464631233 is about 80402.9305000757. The cubic root of 6464631233 is about 1862.8644376595.

Adding to 6464631233 its reverse (3321364646), we get a palindrome (9785995879).

The spelling of 6464631233 in words is "six billion, four hundred sixty-four million, six hundred thirty-one thousand, two hundred thirty-three".