6313408919 has 8 divisors (see below), whose sum is σ = 6439126752. Its totient is φ = 6187935520.

The previous prime is 6313408879. The next prime is 6313408967. The reversal of 6313408919 is 9198043136.

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 6313408919 - 2¹⁶ = 6313343383 is a prime.

It is a super-2 number, since 2×6313408919² = 79718264357017497122, which contains 22 as substring.

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 6313408919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6313408019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8492 + ... + 112689.

It is an arithmetic number, because the mean of its divisors is an integer number (804890844).

Almost surely, 2^6313408919 is an apocalyptic number.

6313408919 is a deficient number, since it is larger than the sum of its proper divisors (125717833).

6313408919 is a wasteful number, since it uses less digits than its factorization.

6313408919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122217.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 6313408919 is about 79456.9626842104. The cubic root of 6313408919 is about 1848.2241462680.

The spelling of 6313408919 in words is "six billion, three hundred thirteen million, four hundred eight thousand, nine hundred nineteen".