6505789363 has 4 divisors (see below), whose sum is σ = 6715653568. Its totient is φ = 6295925160.

The previous prime is 6505789357. The next prime is 6505789399. The reversal of 6505789363 is 3639875056.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6505789363 - 2¹³ = 6505781171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6505789363.

It is not an unprimeable number, because it can be changed into a prime (6505789333) 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 3 ways as a sum of consecutive naturals, for example, 104932056 + ... + 104932117.

It is an arithmetic number, because the mean of its divisors is an integer number (1678913392).

Almost surely, 2^6505789363 is an apocalyptic number.

6505789363 is a deficient number, since it is larger than the sum of its proper divisors (209864205).

6505789363 is a wasteful number, since it uses less digits than its factorization.

6505789363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209864204.

The product of its (nonzero) digits is 4082400, while the sum is 52.

The square root of 6505789363 is about 80658.4735970127. The cubic root of 6505789363 is about 1866.8094873752.

The spelling of 6505789363 in words is "six billion, five hundred five million, seven hundred eighty-nine thousand, three hundred sixty-three".