6383347645 has 4 divisors (see below), whose sum is σ = 7660017180. Its totient is φ = 5106678112.

The previous prime is 6383347637. The next prime is 6383347657. The reversal of 6383347645 is 5467433836.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1916163076 + 4467184569 = 43774^2 + 66837^2 .

It is a cyclic number.

It is not a de Polignac number, because 6383347645 - 2³ = 6383347637 is a prime.

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, 638334760 + ... + 638334769.

It is an arithmetic number, because the mean of its divisors is an integer number (1915004295).

Almost surely, 2^6383347645 is an apocalyptic number.

It is an amenable number.

6383347645 is a deficient number, since it is larger than the sum of its proper divisors (1276669535).

6383347645 is a wasteful number, since it uses less digits than its factorization.

6383347645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276669534.

The product of its digits is 4354560, while the sum is 49.

The square root of 6383347645 is about 79895.8549926090. The cubic root of 6383347645 is about 1855.0238559570.

The spelling of 6383347645 in words is "six billion, three hundred eighty-three million, three hundred forty-seven thousand, six hundred forty-five".