6313408813 has 8 divisors (see below), whose sum is σ = 6810914808. Its totient is φ = 5829917184.

The previous prime is 6313408771. The next prime is 6313408831. The reversal of 6313408813 is 3188043136.

It can be written as a sum of positive squares in 4 ways, for example, as 1065565449 + 5247843364 = 32643^2 + 72442^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6313408813 - 2¹⁷ = 6313277741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6313408853) 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 7 ways as a sum of consecutive naturals, for example, 3502656 + ... + 3504457.

It is an arithmetic number, because the mean of its divisors is an integer number (851364351).

Almost surely, 2^6313408813 is an apocalyptic number.

It is an amenable number.

6313408813 is a deficient number, since it is larger than the sum of its proper divisors (497505995).

6313408813 is a wasteful number, since it uses less digits than its factorization.

6313408813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7007183.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 6313408813 is about 79456.9620171826. The cubic root of 6313408813 is about 1848.2241359243.

The spelling of 6313408813 in words is "six billion, three hundred thirteen million, four hundred eight thousand, eight hundred thirteen".