6464406466 has 8 divisors (see below), whose sum is σ = 11081839680. Its totient is φ = 2770459908.

The previous prime is 6464406439. The next prime is 6464406467. The reversal of 6464406466 is 6646044646.

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

It is not an unprimeable number, because it can be changed into a prime (6464406467) 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 3 ways as a sum of consecutive naturals, for example, 230871646 + ... + 230871673.

It is an arithmetic number, because the mean of its divisors is an integer number (1385229960).

Almost surely, 2^6464406466 is an apocalyptic number.

6464406466 is a deficient number, since it is larger than the sum of its proper divisors (4617433214).

6464406466 is a wasteful number, since it uses less digits than its factorization.

6464406466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461743328.

The product of its (nonzero) digits is 1990656, while the sum is 46.

The square root of 6464406466 is about 80401.5327341463. The cubic root of 6464406466 is about 1862.8428476007.

The spelling of 6464406466 in words is "six billion, four hundred sixty-four million, four hundred six thousand, four hundred sixty-six".