6466424464 has 10 divisors (see below), whose sum is σ = 12528697430. Its totient is φ = 3233212224.

The previous prime is 6466424381. The next prime is 6466424467. The reversal of 6466424464 is 4644246646.

It can be written as a sum of positive squares in only one way, i.e., 4209414400 + 2257010064 = 64880^2 + 47508^2 .

It is not an unprimeable number, because it can be changed into a prime (6466424467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202075749 + ... + 202075780.

It is an arithmetic number, because the mean of its divisors is an integer number (1252869743).

Almost surely, 2^6466424464 is an apocalyptic number.

It is an amenable number.

6466424464 is a deficient number, since it is larger than the sum of its proper divisors (6062272966).

6466424464 is a wasteful number, since it uses less digits than its factorization.

6466424464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404151537 (or 404151531 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 46.

The square root of 6466424464 is about 80414.0812544669. The cubic root of 6466424464 is about 1863.0366690576.

The spelling of 6466424464 in words is "six billion, four hundred sixty-six million, four hundred twenty-four thousand, four hundred sixty-four".