6441641035 has 4 divisors (see below), whose sum is σ = 7729969248. Its totient is φ = 5153312824.

The previous prime is 6441640991. The next prime is 6441641057. The reversal of 6441641035 is 5301461446.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5301461446 = 2 ⋅2650730723.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6441641035 is a prime.

It is a Duffinian 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, 644164099 + ... + 644164108.

It is an arithmetic number, because the mean of its divisors is an integer number (1932492312).

Almost surely, 2^6441641035 is an apocalyptic number.

6441641035 is a deficient number, since it is larger than the sum of its proper divisors (1288328213).

6441641035 is a wasteful number, since it uses less digits than its factorization.

6441641035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288328212.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 6441641035 is about 80259.8345064329. The cubic root of 6441641035 is about 1860.6535101976.

The spelling of 6441641035 in words is "six billion, four hundred forty-one million, six hundred forty-one thousand, thirty-five".