6441422575 has 96 divisors (see below), whose sum is σ = 9842798592. Its totient is φ = 4088448000.

The previous prime is 6441422543. The next prime is 6441422591. The reversal of 6441422575 is 5752241446.

It is a happy number.

It is not a de Polignac number, because 6441422575 - 2⁵ = 6441422543 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12363315 + ... + 12363835.

It is an arithmetic number, because the mean of its divisors is an integer number (102529152).

Almost surely, 2^6441422575 is an apocalyptic number.

6441422575 is a deficient number, since it is larger than the sum of its proper divisors (3401376017).

6441422575 is a wasteful number, since it uses less digits than its factorization.

6441422575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665 (or 660 counting only the distinct ones).

The product of its digits is 268800, while the sum is 40.

The square root of 6441422575 is about 80258.4735401814. The cubic root of 6441422575 is about 1860.6324760668.

The spelling of 6441422575 in words is "six billion, four hundred forty-one million, four hundred twenty-two thousand, five hundred seventy-five".