6505741773 has 32 divisors (see below), whose sum is σ = 9767009280. Its totient is φ = 4279307760.

The previous prime is 6505741769. The next prime is 6505741777. The reversal of 6505741773 is 3771475056.

6505741773 is a `hidden beast` number, since 6 + 5 + 0 + 574 + 1 + 7 + 73 = 666.

It is an interprime number because it is at equal distance from previous prime (6505741769) and next prime (6505741777).

It is not a de Polignac number, because 6505741773 - 2² = 6505741769 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6505741777) 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 in 31 ways as a sum of consecutive naturals, for example, 2380818 + ... + 2383548.

It is an arithmetic number, because the mean of its divisors is an integer number (305219040).

Almost surely, 2^6505741773 is an apocalyptic number.

It is an amenable number.

6505741773 is a deficient number, since it is larger than the sum of its proper divisors (3261267507).

6505741773 is a wasteful number, since it uses less digits than its factorization.

6505741773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886 (or 3880 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 45.

The square root of 6505741773 is about 80658.1785871712. The cubic root of 6505741773 is about 1866.8049354459.

The spelling of 6505741773 in words is "six billion, five hundred five million, seven hundred forty-one thousand, seven hundred seventy-three".