6444464170 has 32 divisors (see below), whose sum is σ = 11723289408. Its totient is φ = 2550538368.

The previous prime is 6444464161. The next prime is 6444464177. The reversal of 6444464170 is 714644446.

It is a super-2 number, since 2×6444464170² = 83062236876827577800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6444464177) 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 15 ways as a sum of consecutive naturals, for example, 361302 + ... + 378718.

It is an arithmetic number, because the mean of its divisors is an integer number (366352794).

Almost surely, 2^6444464170 is an apocalyptic number.

6444464170 is a deficient number, since it is larger than the sum of its proper divisors (5278825238).

6444464170 is a wasteful number, since it uses less digits than its factorization.

6444464170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17814.

The product of its (nonzero) digits is 258048, while the sum is 40.

The square root of 6444464170 is about 80277.4200507216. The cubic root of 6444464170 is about 1860.9252892275.

The spelling of 6444464170 in words is "six billion, four hundred forty-four million, four hundred sixty-four thousand, one hundred seventy".