6465222313 has 8 divisors (see below), whose sum is σ = 7053632640. Its totient is φ = 5876922480.

The previous prime is 6465222307. The next prime is 6465222319. The reversal of 6465222313 is 3132225646.

6465222313 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6465222307) and next prime (6465222319).

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

It is a de Polignac number, because none of the positive numbers 2^k-6465222313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6465222319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137856 + ... + 178702.

It is an arithmetic number, because the mean of its divisors is an integer number (881704080).

Almost surely, 2^6465222313 is an apocalyptic number.

It is an amenable number.

6465222313 is a deficient number, since it is larger than the sum of its proper divisors (588410327).

6465222313 is a wasteful number, since it uses less digits than its factorization.

6465222313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55247.

The product of its digits is 51840, while the sum is 34.

The square root of 6465222313 is about 80406.6061527285. The cubic root of 6465222313 is about 1862.9212116303.

Adding to 6465222313 its reverse (3132225646), we get a palindrome (9597447959).

The spelling of 6465222313 in words is "six billion, four hundred sixty-five million, two hundred twenty-two thousand, three hundred thirteen".