6441146693 has 2 divisors, whose sum is σ = 6441146694. Its totient is φ = 6441146692.

The previous prime is 6441146683. The next prime is 6441146713. The reversal of 6441146693 is 3966411446.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6231997249 + 209149444 = 78943^2 + 14462^2 .

It is a cyclic number.

It is not a de Polignac number, because 6441146693 - 2¹⁴ = 6441130309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6441146603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3220573346 + 3220573347.

It is an arithmetic number, because the mean of its divisors is an integer number (3220573347).

Almost surely, 2^6441146693 is an apocalyptic number.

It is an amenable number.

6441146693 is a deficient number, since it is larger than the sum of its proper divisors (1).

6441146693 is an equidigital number, since it uses as much as digits as its factorization.

6441146693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 44.

The square root of 6441146693 is about 80256.7548122898. The cubic root of 6441146693 is about 1860.6059124555.

The spelling of 6441146693 in words is "six billion, four hundred forty-one million, one hundred forty-six thousand, six hundred ninety-three".