6441705086 has 8 divisors (see below), whose sum is σ = 9662956344. Its totient is φ = 3220719640.

The previous prime is 6441705079. The next prime is 6441705091. The reversal of 6441705086 is 6805071446.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13256 + ... + 114276.

It is an arithmetic number, because the mean of its divisors is an integer number (1207869543).

Almost surely, 2^6441705086 is an apocalyptic number.

6441705086 is a deficient number, since it is larger than the sum of its proper divisors (3221251258).

6441705086 is a wasteful number, since it uses less digits than its factorization.

6441705086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132906.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 6441705086 is about 80260.2335281925. The cubic root of 6441705086 is about 1860.6596771729.

The spelling of 6441705086 in words is "six billion, four hundred forty-one million, seven hundred five thousand, eighty-six".